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東營石油設備多少錢緊(jin)固法(fa)蘭的螺(luo)栓使(shi)用前應(ying)刷(shua)(shua)潤滑(hua)油,要對稱交叉進行(xing)分2—3次擰緊(jin)螺(luo)桿露(lu)出長(chang)度不(bu)(bu)超過螺(luo)桿直徑的1/2,螺(luo)母應(ying)在同一(yi)側(ce),法(fa)蘭襯墊不(bu)(bu)得(de)(de)突進管(guan)(guan)(guan)內法(fa)蘭中間不(bu)(bu)得(de)(de)有斜墊和(he)兩(liang)個(ge)以(yi)(yi)上(shang)的襯墊  二、防腐(fu):明設(she)鍍(du)鋅(xin)管(guan)(guan)(guan)外(wai)刷(shua)(shua)銀粉兩(liang)道(dao),暗(an)設(she)熱鍍(du)鋅(xin)管(guan)(guan)(guan)刷(shua)(shua)瀝青兩(liang)道(dao)。  三、管(guan)(guan)(guan)道(dao)敷設(she)安裝前應(ying)將內污物(wu)清(qing)理干凈,嚴防焊(han)渣等垃(la)圾落入管(guan)(guan)(guan)內,對已安裝好的管(guan)(guan)(guan)道(dao),須(xu)包扎(zha)封(feng)口(kou)。  四、施工完畢整(zheng)個(ge)系統應(ying)進行(xing)靜水(shui)(shui)壓(ya)力(li)試(shi)驗。生(sheng)活給水(shui)(shui)部分壓(ya)力(li)為:0.6mpa以(yi)(yi)五分鐘內壓(ya)降不(bu)(bu)大于(yu)20kpa,為合格。。

東營井下工具用(yong)(yong)于旋轉(zhuan)運動(dong)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)時(shi),僅限(xian)于低速回轉(zhuan)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)裝(zhuang)(zhuang)置,O型(xing)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)圈(quan)(quan)(quan)一(yi)般安裝(zhuang)(zhuang)在外圓或(huo)內圓上截面(mian)為矩形的(de)(de)(de)(de)(de)溝(gou)槽內起(qi)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)作(zuo)用(yong)(yong)在某些(xie)情(qing)況下,它還能用(yong)(yong)做軸向往復(fu)運動(dong)和(he)低速旋轉(zhuan)運動(dong)的(de)(de)(de)(de)(de)動(dong)態(tai)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)元件(jian).不(bu)同生產(chan)設(she)備有著不(bu)同的(de)(de)(de)(de)(de)尺寸選(xuan)擇,可分(fen)別選(xuan)擇不(bu)同的(de)(de)(de)(de)(de)材料與(yu)之(zhi)相適應.O型(xing)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)圈(quan)(quan)(quan)通常(chang)選(xuan)用(yong)(yong)時(shi)要盡量(liang)選(xuan)用(yong)(yong)大截面(mian)的(de)(de)(de)(de)(de)O圈(quan)(quan)(quan).在相同間隙(xi)的(de)(de)(de)(de)(de)情(qing)況下,O型(xing)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)圈(quan)(quan)(quan)圈(quan)(quan)(quan)被(bei)擠入間隙(xi)的(de)(de)(de)(de)(de)體積應當小(xiao)于其被(bei)擠入的(de)(de)(de)(de)(de)最大允許值。對不(bu)同種類(lei)固定密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)或(huo)動(dong)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)應用(yong)(yong)場(chang)合(he),O型(xing)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)圈(quan)(quan)(quan)為設(she)計者提(ti)供了一(yi)種既有效又經濟的(de)(de)(de)(de)(de)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)元件(jian)。O型(xing)圈(quan)(quan)(quan)是一(yi)種雙(shuang)向作(zuo)用(yong)(yong)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)元件(jian)。安裝(zhuang)(zhuang)時(shi)徑向或(huo)軸向方面(mian)的(de)(de)(de)(de)(de)初始壓縮(suo),賦予O型(xing)圈(quan)(quan)(quan)自身(shen)的(de)(de)(de)(de)(de)初始密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)能力(li)。由系(xi)統(tong)壓力(li)而產(chan)生的(de)(de)(de)(de)(de)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)力(li)與(yu)初始密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)力(li)合(he)成總的(de)(de)(de)(de)(de)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)力(li),它隨(sui)系(xi)統(tong)壓力(li)的(de)(de)(de)(de)(de)提(ti)高而提(ti)高。O型(xing)圈(quan)(quan)(quan)在靜密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)場(chang)合(he),顯示了突出(chu)的(de)(de)(de)(de)(de)作(zuo)用(yong)(yong)。然而,在動(dong)態(tai)的(de)(de)(de)(de)(de)適當場(chang)合(he)中,O型(xing)圈(quan)(quan)(quan)也常(chang)被(bei)應用(yong)(yong),但(dan)它受(shou)到密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)處(chu)的(de)(de)(de)(de)(de)速度和(he)壓力(li)的(de)(de)(de)(de)(de)限(xian)制文章出(chu)自專業的(de)(de)(de)(de)(de)東莞硅(gui)膠制品(pin)生產(chan)廠家東莞市(shi)轉(zhuan)載請注明出(chu)處(chu)!。

東營石油機械哪里有主(zhu)(zhu)要(yao)以(yi)玻璃(li)纖(xian)維及其(qi)制(zhi)品為(wei)(wei)增強材(cai)料,以(yi)高(gao)(gao)分(fen)子成(cheng)分(fen)的(de)不(bu)(bu)(bu)飽和(he)聚(ju)脂(zhi)樹(shu)脂(zhi)、環氧樹(shu)脂(zhi)等為(wei)(wei)基本材(cai)料,以(yi)石英砂及碳酸鈣等無機(ji)非金屬(shu)(shu)顆(ke)粒(li)材(cai)料為(wei)(wei)填料作為(wei)(wei)主(zhu)(zhu)要(yao)原料其(qi)優點(dian)為(wei)(wei)耐(nai)(nai)腐(fu)蝕性(xing)(xing)(xing)能好(hao)(hao),抗老化,耐(nai)(nai)熱,抗凍性(xing)(xing)(xing)能好(hao)(hao),重量輕、強度高(gao)(gao),耐(nai)(nai)磨(mo)性(xing)(xing)(xing)好(hao)(hao),缺點(dian)為(wei)(wei)性(xing)(xing)(xing)脆(cui),耐(nai)(nai)磨(mo)性(xing)(xing)(xing)較(jiao)差(cha)。常用(yong)(yong)(yong)(yong)在五金工具(ju)、園(yuan)林工具(ju)、耐(nai)(nai)堿(jian)防(fang)腐(fu)工程(cheng)、機(ji)械(xie)(xie)、化工等領域(yu)。主(zhu)(zhu)要(yao)連(lian)(lian)接(jie)方(fang)式(shi)為(wei)(wei)雙承(cheng)口套管(guan)(guan)接(jie)頭、柔(rou)性(xing)(xing)(xing)剛接(jie)頭、承(cheng)插接(jie)頭、法蘭(lan)等連(lian)(lian)接(jie)方(fang)式(shi)。6.PVC管(guan)(guan):PVC又稱(cheng)為(wei)(wei)聚(ju)氯(lv)乙(yi)烯,PVC可分(fen)為(wei)(wei)軟(ruan)PVC和(he)硬PVC,軟(ruan)PVC一(yi)般用(yong)(yong)(yong)(yong)于(yu)地板(ban)、天(tian)花板(ban)以(yi)及皮(pi)革的(de)表層(ceng),但由(you)于(yu)軟(ruan)PVC中含有增塑劑(ji),物理性(xing)(xing)(xing)能較(jiao)差(cha)(如(ru)上水(shui)管(guan)(guan)需要(yao)承(cheng)受(shou)一(yi)定(ding)水(shui)壓,軟(ruan)質PVC就(jiu)不(bu)(bu)(bu)適合使用(yong)(yong)(yong)(yong)),所以(yi)其(qi)使用(yong)(yong)(yong)(yong)范圍受(shou)到了局(ju)限。硬PVC不(bu)(bu)(bu)含增塑劑(ji),因(yin)此(ci)易成(cheng)型,物理性(xing)(xing)(xing)能佳,因(yin)此(ci)具(ju)有很大(da)(da)的(de)開發應用(yong)(yong)(yong)(yong)價值。用(yong)(yong)(yong)(yong)于(yu)各類面(mian)板(ban)的(de)表層(ceng)包裝(zhuang),所以(yi)又被(bei)稱(cheng)為(wei)(wei)裝(zhuang)飾膜、附膠(jiao)膜,廣(guang)泛(fan)應用(yong)(yong)(yong)(yong)于(yu)建材(cai)、包裝(zhuang)、醫藥等諸多行(xing)業,其(qi)特點(dian)是(shi)綠色環保,降(jiang)低屬(shu)(shu)水(shui)能,耐(nai)(nai)酸耐(nai)(nai)堿(jian)侵蝕,內徑光滑(hua),施(shi)工容易,缺點(dian)為(wei)(wei)不(bu)(bu)(bu)宜(yi)用(yong)(yong)(yong)(yong)于(yu)熱水(shui)管(guan)(guan)道(dao),低質假冒(mao)有污(wu)染,受(shou)沖擊易脆(cui)裂(lie)。主(zhu)(zhu)要(yao)連(lian)(lian)接(jie)方(fang)式(shi)有法蘭(lan)連(lian)(lian)接(jie)、焊接(jie)、承(cheng)插粘接(jie)、螺(luo)紋(wen)連(lian)(lian)接(jie)、非金屬(shu)(shu)管(guan)(guan)道(dao)連(lian)(lian)接(jie)器(qi)連(lian)(lian)接(jie)。7.HDPE管(guan)(guan):【HDPE管(guan)(guan)】高(gao)(gao)密度聚(ju)乙(yi)烯管(guan)(guan),材(cai)料是(shi)“HDPE”,HDPE是(shi)一(yi)種(zhong)結晶度高(gao)(gao)、非極性(xing)(xing)(xing)的(de)熱塑性(xing)(xing)(xing)樹(shu)脂(zhi)。原態HDPE的(de)外表呈乳白色,在微薄截(jie)面(mian)呈一(yi)定(ding)程(cheng)度的(de)半(ban)透明狀。HDPE管(guan)(guan)必須承(cheng)受(shou)一(yi)定(ding)的(de)壓力,通(tong)常要(yao)選(xuan)用(yong)(yong)(yong)(yong)分(fen)子量大(da)(da)、機(ji)械(xie)(xie)性(xing)(xing)(xing)能較(jiao)好(hao)(hao)的(de)PE樹(shu)脂(zhi),如(ru)HDPE樹(shu)脂(zhi)。

東營固井工具價格  管(guan)(guan)(guan)道的(de)(de)主要(yao)材(cai)質是鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan),專業(ye)(ye)(ye)防腐鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)廠,它是管(guan)(guan)(guan)道腐蝕的(de)(de)內在的(de)(de)因素(su),特別是鋼(gang)(gang)(gang)(gang)材(cai)的(de)(de)化(hua)(hua)(hua)(hua)學組分與微晶結構綜合支(zhi)架目前(qian)一般認為(wei),如果鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)中(zhong)(zhong)S、P產品規格(ge):不(bu)(bu)限(xian)產品數量:1000.00噸包裝說明:不(bu)(bu)限(xian)價格(ge)說明:不(bu)(bu)限(xian)查看人(ren)數:631人(ren)本頁鏈接(jie)(jie):2016年(nian)8月11日新聞咨訊,龍鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)道(王經(jing)理QQ6)熱鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)帶鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)廣泛應(ying)用(yong)(yong)(yong)于(yu)建筑、機械(xie)、煤(mei)礦(kuang)、化(hua)(hua)(hua)(hua)工(gong)、鐵(tie)道車輛、汽車工(gong)業(ye)(ye)(ye)、公路、橋梁(liang)、集裝箱、體(ti)育設(she)施(shi)、農業(ye)(ye)(ye)機械(xie)、石油(you)(you)(you)(you)機械(xie)、探礦(kuang)機械(xie)等(deng)(deng)制造工(gong)業(ye)(ye)(ye).鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)表(biao)面有(you)熱浸(jin)鍍(du)(du)或電鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)層的(de)(de)焊接(jie)(jie)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)。鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)可增加鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)的(de)(de)抗腐蝕能力,延長使(shi)(shi)用(yong)(yong)(yong)壽命。鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)管(guan)(guan)(guan)的(de)(de)用(yong)(yong)(yong)途很廣,除(chu)作輸(shu)水(shui)、煤(mei)氣、油(you)(you)(you)(you)等(deng)(deng)一般低(di)壓力流體(ti)的(de)(de)管(guan)(guan)(guan)線(xian)管(guan)(guan)(guan)外,還用(yong)(yong)(yong)作石油(you)(you)(you)(you)工(gong)業(ye)(ye)(ye)特別是海洋油(you)(you)(you)(you)田(tian)的(de)(de)油(you)(you)(you)(you)井管(guan)(guan)(guan)、輸(shu)油(you)(you)(you)(you)管(guan)(guan)(guan),化(hua)(hua)(hua)(hua)工(gong)焦(jiao)化(hua)(hua)(hua)(hua)設(she)備的(de)(de)油(you)(you)(you)(you)加熱器(qi)、冷凝冷卻器(qi)、煤(mei)餾洗(xi)油(you)(you)(you)(you)交換器(qi)用(yong)(yong)(yong)管(guan)(guan)(guan),以(yi)及(ji)棧橋管(guan)(guan)(guan)樁、礦(kuang)山坑道的(de)(de)支(zhi)撐架用(yong)(yong)(yong)管(guan)(guan)(guan)等(deng)(deng)。熱鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)管(guan)(guan)(guan)是使(shi)(shi)熔融(rong)金屬與鐵(tie)基(ji)體(ti)反應(ying)而產生合金層,從(cong)而使(shi)(shi)基(ji)體(ti)和(he)鍍(du)(du)層二者相結合。熱鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)是先將鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)進行(xing)酸(suan)洗(xi),為(wei)了去除(chu)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)表(biao)面的(de)(de)氧化(hua)(hua)(hua)(hua)鐵(tie),酸(suan)洗(xi)后,通過(guo)氯化(hua)(hua)(hua)(hua)銨或氯化(hua)(hua)(hua)(hua)鋅(xin)(xin)(xin)(xin)(xin)水(shui)溶(rong)液(ye)或氯化(hua)(hua)(hua)(hua)銨和(he)氯化(hua)(hua)(hua)(hua)鋅(xin)(xin)(xin)(xin)(xin)混合水(shui)溶(rong)液(ye)槽(cao)中(zhong)(zhong)進行(xing)清洗(xi),然后送入(ru)熱浸(jin)鍍(du)(du)槽(cao)中(zhong)(zhong)。熱鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)具有(you)鍍(du)(du)層均勻,附著力強(qiang),使(shi)(shi)用(yong)(yong)(yong)壽命長等(deng)(deng)優(you)點。熱鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)基(ji)體(ti)重量系數公稱壁(bi)厚mm2.02.52.83.23.53.84.04.5系數參(can)數:c1.0641.0511.0451.0401.0361.0341.0321.028注鋼(gang)(gang)(gang)(gang)材(cai)力學性(xing)能是保證(zheng)鋼(gang)(gang)(gang)(gang)材(cai)終使(shi)(shi)用(yong)(yong)(yong)性(xing)能(機械(xie)性(xing)能)的(de)(de)重要(yao)指(zhi)標(biao)(biao)(biao),它取決于(yu)鋼(gang)(gang)(gang)(gang)的(de)(de)化(hua)(hua)(hua)(hua)學成(cheng)分和(he)熱處理制度。在鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)標(biao)(biao)(biao)準中(zhong)(zhong),根(gen)據不(bu)(bu)同(tong)的(de)(de)使(shi)(shi)用(yong)(yong)(yong)要(yao)求,規定了拉(la)伸(shen)性(xing)能(抗拉(la)強(qiang)度、屈服(fu)強(qiang)度或屈服(fu)點、伸(shen)長率(lv))以(yi)及(ji)硬度、韌性(xing)指(zhi)標(biao)(biao)(biao),還有(you)用(yong)(yong)(yong)戶要(yao)求的(de)(de)高、低(di)溫性(xing)能等(deng)(deng)。:鋼(gang)(gang)(gang)(gang)的(de)(de)牌(pai)號:Q215A;Q215B;Q235A;Q235。試驗壓力值/Mpa:D10.2-168.3mm為(wei)3Mpa;D177.8-323.9mm為(wei)5Mpa鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)的(de)(de)連(lian)接(jie)(jie)方式鍍(du)(du)鋅(xin)(xin)(xin)(xin)(xin)分為(wei)熱鍍(du)(du)和(he)冷鍍(du)(du),熱鍍(du)(du)不(bu)(bu)易上銹,冷鍍(du)(du)較(jiao)易上銹。

東營石油設備昨日,國家(jia)質(zhi)(zhi)監(jian)(jian)總(zong)局(ju)介紹,去年(nian)四季度以來,質(zhi)(zhi)檢(jian)總(zong)局(ju)組織對橡(xiang)膠制(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)等9類產(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)開展(zhan)了(le)國家(jia)監(jian)(jian)督抽(chou)查(cha)共抽(chou)查(cha)4462家(jia)企(qi)(qi)業(ye)(ye)生(sheng)(sheng)產(chan)(chan)(chan)(chan)的5722批次(ci)(ci)產(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)。抽(chou)查(cha)產(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)包括(kuo)橡(xiang)膠制(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)、機(ji)動脫(tuo)粒機(ji)、水文儀器、泵(beng)(beng)(beng)、眼鏡、輸水管、抽(chou)油(you)設備(bei)、輸電(dian)線路鐵塔和電(dian)力金(jin)具(ju)等9類。經(jing)檢(jian)驗,4052家(jia)企(qi)(qi)業(ye)(ye)生(sheng)(sheng)產(chan)(chan)(chan)(chan)的5295批次(ci)(ci)產(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)合(he)(he)格(ge),檢(jian)出427批次(ci)(ci)產(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)不(bu)(bu)合(he)(he)格(ge),不(bu)(bu)合(he)(he)格(ge)產(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)檢(jian)出率為(wei)7.5%。另(ling)有(you)(you)(you)3家(jia)企(qi)(qi)業(ye)(ye)無正當理(li)由拒絕(jue)國家(jia)監(jian)(jian)督抽(chou)查(cha),已移送相(xiang)關部門處理(li)。在不(bu)(bu)合(he)(he)格(ge)批次(ci)(ci)產(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)中(zhong),涉及(ji)我省5家(jia)橡(xiang)膠企(qi)(qi)業(ye)(ye)和5家(jia)泵(beng)(beng)(beng)產(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)企(qi)(qi)業(ye)(ye)的12批次(ci)(ci)不(bu)(bu)合(he)(he)格(ge)產(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)。其中(zhong)檢(jian)出7批次(ci)(ci)不(bu)(bu)合(he)(he)格(ge)橡(xiang)膠制(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin),我省本溪寶利橡(xiang)膠制(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)有(you)(you)(you)限(xian)公(gong)(gong)司、丹(dan)東潤和密(mi)封有(you)(you)(you)限(xian)公(gong)(gong)司、遼寧泰隆(long)石油(you)機(ji)械有(you)(you)(you)限(xian)公(gong)(gong)司、鞍鋼民企(qi)(qi)金(jin)屬軟管廠(chang)、調兵山市(shi)(shi)龍順(shun)橡(xiang)膠制(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)有(you)(you)(you)限(xian)公(gong)(gong)司等5家(jia)企(qi)(qi)業(ye)(ye)上榜。不(bu)(bu)合(he)(he)格(ge)的5批次(ci)(ci)泵(beng)(beng)(beng)制(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)中(zhong),不(bu)(bu)合(he)(he)格(ge)項(xiang)目(mu)均(jun)為(wei)效(xiao)率、規定點流量(liang)與揚(yang)程。3批次(ci)(ci)為(wei)單相(xiang)節能潛(qian)(qian)水電(dian)泵(beng)(beng)(beng),涉及(ji)瓦房(fang)店(dian)市(shi)(shi)虎頭水泵(beng)(beng)(beng)廠(chang)、瓦房(fang)店(dian)市(shi)(shi)復(fu)州(zhou)城鎮永(yong)立水泵(beng)(beng)(beng)廠(chang)、瓦房(fang)店(dian)市(shi)(shi)盛達水泵(beng)(beng)(beng)廠(chang)等3家(jia)生(sheng)(sheng)產(chan)(chan)(chan)(chan)企(qi)(qi)業(ye)(ye)。此外,瓦房(fang)店(dian)市(shi)(shi)吉盛水泵(beng)(beng)(beng)廠(chang)生(sheng)(sheng)產(chan)(chan)(chan)(chan)的1批次(ci)(ci)單相(xiang)小型(xing)潛(qian)(qian)水電(dian)泵(beng)(beng)(beng)和沈(shen)陽海泉潛(qian)(qian)水電(dian)泵(beng)(beng)(beng)有(you)(you)(you)限(xian)公(gong)(gong)司生(sheng)(sheng)產(chan)(chan)(chan)(chan)的1批次(ci)(ci)井用潛(qian)(qian)水電(dian)泵(beng)(beng)(beng)也(ye)檢(jian)出不(bu)(bu)合(he)(he)格(ge)項(xiang)目(mu)。國家(jia)質(zhi)(zhi)監(jian)(jian)總(zong)局(ju)表示(shi),對于本次(ci)(ci)抽(chou)查(cha)中(zhong)產(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)質(zhi)(zhi)量(liang)不(bu)(bu)合(he)(he)格(ge)的生(sheng)(sheng)產(chan)(chan)(chan)(chan)企(qi)(qi)業(ye)(ye),相(xiang)關監(jian)(jian)管部門將依法(fa)進(jin)行處理(li)。

  與(yu)以往相比較,此(ci)次采用球磨處(chu)理方式,用偶(ou)聯(lian)劑對(dui)(dui)負(fu)(fu)(fu)(fu)離(li)子(zi)(zi)粉(fen)(fen)進(jin)行(xing)表面改性(xing)(xing)處(chu)理討論了(le)研(yan)磨時間、偶(ou)聯(lian)劑種類(lei)、偶(ou)聯(lian)劑用量(liang)、負(fu)(fu)(fu)(fu)離(li)子(zi)(zi)用量(liang)等(deng)因素對(dui)(dui)負(fu)(fu)(fu)(fu)離(li)子(zi)(zi)粉(fen)(fen)在(zai)有機(ji)(ji)單(dan)體中分散性(xing)(xing)能的(de)(de)(de)(de)影(ying)響。關(guan)注(zhu)他們(men)(men)的(de)(de)(de)(de)變化,并記錄下這些(xie)數(shu)據。通(tong)過測定有機(ji)(ji)單(dan)體中分散時的(de)(de)(de)(de)吸(xi)光度(du)來(lai)表征(zheng)負(fu)(fu)(fu)(fu)離(li)子(zi)(zi)狀(zhuang)態(tai)的(de)(de)(de)(de)粉(fen)(fen)末的(de)(de)(de)(de)分散效果,并通(tong)過SN掃描電(dian)子(zi)(zi)顯(xian)微鏡(SEM)觀(guan)察負(fu)(fu)(fu)(fu)離(li)子(zi)(zi)粉(fen)(fen)末在(zai)MMA單(dan)體中的(de)(de)(de)(de)分散狀(zhuang)態(tai)。  結果表明,在(zai)室溫條件下球磨機(ji)(ji)球磨兩個(ge)小時后,偶(ou)聯(lian)劑KH用量(liang)為(wei)(wei)(wei)平時質(zhi)(zhi)量(liang)的(de)(de)(de)(de)%時,負(fu)(fu)(fu)(fu)離(li)子(zi)(zi)粉(fen)(fen)與(yu)MMA單(dan)體的(de)(de)(de)(de)相容性(xing)(xing)和(he)分散穩定性(xing)(xing)呈現(xian)的(de)(de)(de)(de)狀(zhuang)態(tai)最佳。為(wei)(wei)(wei)了(le)數(shu)據更(geng)加精確,我(wo)們(men)(men)需(xu)要(yao)做更(geng)多類(lei)似的(de)(de)(de)(de)實驗(yan),通(tong)過大(da)量(liang)的(de)(de)(de)(de)數(shu)據對(dui)(dui)比分析(xi),進(jin)而研(yan)究其性(xing)(xing)能,這才是科學的(de)(de)(de)(de)研(yan)究方法。  面對(dui)(dui)的(de)(de)(de)(de)激烈的(de)(de)(de)(de)市(shi)場競(jing)爭環境(jing),公司(si)不斷進(jin)取,努力(li)提(ti)(ti)升負(fu)(fu)(fu)(fu)離(li)子(zi)(zi)粉(fen)(fen)產品(pin)質(zhi)(zhi)量(liang)和(he)服(fu)務(wu)水(shui)平。為(wei)(wei)(wei)了(le)提(ti)(ti)升服(fu)務(wu)水(shui)準(zhun),我(wo)們(men)(men)不斷的(de)(de)(de)(de)進(jin)取,經(jing)常參加各地展會,與(yu)同(tong)行(xing)交流(liu)經(jing)驗(yan),及時了(le)解國內外(wai)先進(jin)的(de)(de)(de)(de)產品(pin)信息和(he)最新的(de)(de)(de)(de)行(xing)業前沿(yan)研(yan)究成(cheng)果。  多年(nian)(nian)來(lai),公司(si)一直采用標準(zhun)化管理,嚴格控(kong)制產品(pin)質(zhi)(zhi)量(liang),大(da)大(da)提(ti)(ti)升了(le)負(fu)(fu)(fu)(fu)離(li)子(zi)(zi)粉(fen)(fen)產品(pin)質(zhi)(zhi)量(liang)水(shui)平;多年(nian)(nian)來(lai),我(wo)們(men)(men)憑借過硬的(de)(de)(de)(de)產品(pin)質(zhi)(zhi)量(liang)和(he)全方位的(de)(de)(de)(de)服(fu)務(wu)獲(huo)得了(le)廣大(da)客(ke)戶的(de)(de)(de)(de)高(gao)度(du)認可。公司(si)產品(pin)遍(bian)布全國各大(da)城市(shi),與(yu)國內、國外(wai)的(de)(de)(de)(de)很(hen)多客(ke)戶建立了(le)良好的(de)(de)(de)(de)合作關(guan)系(xi)。公司(si)以服(fu)務(wu)客(ke)戶為(wei)(wei)(wei)宗旨(zhi),始(shi)終堅持(chi)ldquo,產品(pin)第一、服(fu)務(wu)至(zhi)上的(de)(de)(de)(de)經(jing)營理念,致力(li)于低碳環保產業的(de)(de)(de)(de)發展。

近(jin)十多(duo)年(nian)來(lai)國外有(you)些廠商(shang)開發雙頭(tou)螺(luo)(luo)(luo)(luo)(luo)旋(xuan)(xuan)的(de)轉(zhuan)子(zi)(zi)和三(san)(san)頭(tou)內嚙(nie)(nie)合(he)(he)(he)螺(luo)(luo)(luo)(luo)(luo)旋(xuan)(xuan)的(de)定子(zi)(zi)相(xiang)嚙(nie)(nie)合(he)(he)(he)的(de)單(dan)螺(luo)(luo)(luo)(luo)(luo)桿泵(beng)進(jin)展很快,個別(bie)的(de)廠商(shang)已(yi)主展到(dao)(dao)大(da)批量生(sheng)產和銷售我國也(ye)有(you)少(shao)(shao)數(shu)制(zhi)造(zao)廠進(jin)行研制(zhi),目(mu)前尚處在(zai)(zai)開發階段。  雙螺(luo)(luo)(luo)(luo)(luo)桿泵(beng)是(shi)用(yong)同步齒(chi)輪(lun)傳(chuan)動(dong),連(lian)接(jie)著兩套(tao)(tao)螺(luo)(luo)(luo)(luo)(luo)旋(xuan)(xuan),螺(luo)(luo)(luo)(luo)(luo)旋(xuan)(xuan)之(zhi)間(jian)(jian)不接(jie)觸,無(wu)(wu)機械(xie)(xie)摩(mo)擦,使(shi)(shi)用(yong)壽命長。  三(san)(san)螺(luo)(luo)(luo)(luo)(luo)桿泵(beng)是(shi)螺(luo)(luo)(luo)(luo)(luo)桿式式容積泵(beng)。在(zai)(zai)三(san)(san)螺(luo)(luo)(luo)(luo)(luo)矸泵(beng)中(zhong),由(you)于主螺(luo)(luo)(luo)(luo)(luo)桿與(yu)從動(dong)螺(luo)(luo)(luo)(luo)(luo)桿上螺(luo)(luo)(luo)(luo)(luo)旋(xuan)(xuan)槽相(xiang)互嚙(nie)(nie)合(he)(he)(he)及(ji)它們與(yu)襯套(tao)(tao)三(san)(san)孔內表(biao)面的(de)配合(he)(he)(he),得(de)以在(zai)(zai)泵(beng)的(de)進(jin)口(kou)與(yu)出口(kou)之(zhi)間(jian)(jian)形(xing)成數(shu)級動(dong)密封(feng)室,這(zhe)些動(dong)密封(feng)室將不斷把(ba)液體(ti)(ti)由(you)泵(beng)進(jin)口(kou)軸向(xiang)移(yi)動(dong)到(dao)(dao)泵(beng)出口(kou),并使(shi)(shi)所輸(shu)(shu)送液體(ti)(ti)逐級升(sheng)壓(ya)。從而(er)形(xing)成一(yi)(yi)個連(lian)續、平穩(wen)、軸向(xiang)移(yi)動(dong)的(de)壓(ya)力液體(ti)(ti)。三(san)(san)螺(luo)(luo)(luo)(luo)(luo)桿泵(beng)所輸(shu)(shu)送液體(ti)(ti)為不含固體(ti)(ti)顆粒,無(wu)(wu)腐蝕性油(you)類(lei)及(ji)類(lei)似油(you)的(de)潤(run)滑性液體(ti)(ti),粘度(du)(du)(du)1.2~100oE(3.0~760cst),高(gao)粘度(du)(du)(du)液體(ti)(ti)亦可通過加(jia)(jia)溫降(jiang)粘后輸(shu)(shu)送,其溫度(du)(du)(du)不超過150℃。  單(dan)螺(luo)(luo)(luo)(luo)(luo)桿泵(beng)是(shi)橡(xiang)膠(jiao)(jiao)套(tao)(tao)定子(zi)(zi)和轉(zhuan)子(zi)(zi)嚙(nie)(nie)和,使(shi)(shi)用(yong)輸(shu)(shu)送介質潤(run)滑,摩(mo)擦導致(zhi)橡(xiang)膠(jiao)(jiao)套(tao)(tao)容易損壞(huai),一(yi)(yi)般壽命在(zai)(zai)半年(nian)左右,輸(shu)(shu)送純凈潤(run)滑性介質比較適合(he)(he)(he),若有(you)雜質會(hui)大(da)大(da)降(jiang)低(di)使(shi)(shi)用(yong)壽命。  但(dan)(dan)是(shi)其缺點也(ye)是(shi)非常明顯:加(jia)(jia)工(gong)(gong)精(jing)度(du)(du)(du)要求更高(gao),增加(jia)(jia)了(le)加(jia)(jia)工(gong)(gong)的(de)難度(du)(du)(du),特別(bie)是(shi)加(jia)(jia)工(gong)(gong)精(jing)度(du)(du)(du)不夠就會(hui)影響轉(zhuan)子(zi)(zi)和定子(zi)(zi)的(de)配合(he)(he)(he)均勻度(du)(du)(du),使(shi)(shi)上述的(de)優點不再存在(zai)(zai);而(er)且(qie)加(jia)(jia)工(gong)(gong)工(gong)(gong)時多(duo)和生(sheng)產成本較高(gao),這(zhe)就是(shi)目(mu)前生(sheng)產較少(shao)(shao)的(de)原(yuan)因(yin)。  當(dang)然,也(ye)可以制(zhi)造(zao)轉(zhuan)子(zi)(zi)和定子(zi)(zi)螺(luo)(luo)(luo)(luo)(luo)旋(xuan)(xuan)頭(tou)數(shu)更多(duo)的(de)單(dan)螺(luo)(luo)(luo)(luo)(luo)桿泵(beng),如三(san)(san)頭(tou)螺(luo)(luo)(luo)(luo)(luo)旋(xuan)(xuan)的(de)轉(zhuan)子(zi)(zi)和二(er)頭(tou)內螺(luo)(luo)(luo)(luo)(luo)旋(xuan)(xuan)定子(zi)(zi)構成的(de)泵(beng)等,但(dan)(dan)對(dui)制(zhi)造(zao)精(jing)度(du)(du)(du)的(de)要求更高(gao),且(qie)流(liu)量并不是(shi)總隨螺(luo)(luo)(luo)(luo)(luo)旋(xuan)(xuan)頭(tou)數(shu)增加(jia)(jia)而(er)增大(da),故已(yi)無(wu)(wu)多(duo)少(shao)(shao)實(shi)際意義。雖然這(zhe)種(zhong)更多(duo)螺(luo)(luo)(luo)(luo)(luo)旋(xuan)(xuan)頭(tou)數(shu)的(de)轉(zhuan)子(zi)(zi)和定子(zi)(zi)的(de)嚙(nie)(nie)合(he)(he)(he)副在(zai)(zai)單(dan)螺(luo)(luo)(luo)(luo)(luo)桿泵(beng)中(zhong)并沒有(you)得(de)到(dao)(dao)應用(yong),但(dan)(dan)在(zai)(zai)石油(you)機械(xie)(xie)的(de)螺(luo)(luo)(luo)(luo)(luo)桿鉆具(ju)這(zhe)一(yi)(yi)領域卻得(de)到(dao)(dao)了(le)廣泛應用(yong)。

在(zai)氣、液兩(liang)(liang)相(xiang)(兩(liang)(liang)相(xiang)流)的(de)(de)(de)應用(yong)場合(he)當中(zhong),克服了(le)(le)管(guan)(guan)(guan)殼(ke)(ke)式(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器(qi)由(you)于介(jie)質折流“翻轉(zhuan)”造成(cheng)(cheng)的(de)(de)(de)氣、液兩(liang)(liang)相(xiang)分(fen)離(li)的(de)(de)(de)缺(que)點靜(jing)攪拌作(zuo)用(yong)還大(da)大(da)降低(di)了(le)(le)結(jie)垢,從(cong)而使設(she)(she)備(bei)(bei)(bei)(bei)的(de)(de)(de)維護(hu)和清掃(如果(guo)需要的(de)(de)(de)話(hua))非常方便(bian)。lt,/FONTgt,lt,/DIVgt,lt,DIVgt,lt,/DIVgt,lt,DIVgt,lt,FONTnbspface=Verdanagt,nbspb.板(ban)(ban)(ban)(ban)(ban)殼(ke)(ke)式(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器(qi)板(ban)(ban)(ban)(ban)(ban)束(shu)裝(zhuang)在(zai)壓力(li)殼(ke)(ke)內,提(ti)高了(le)(le)板(ban)(ban)(ban)(ban)(ban)殼(ke)(ke)式(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器(qi)的(de)(de)(de)安(an)(an)(an)全可靠性。lt,/FONTgt,lt,/DIVgt,lt,DIVgt,lt,/DIVgt,lt,DIVgt,lt,FONTnbspface=Verdanagt,nbspC.純逆流換(huan)(huan)熱(re)(re),與(yu)(yu)管(guan)(guan)(guan)殼(ke)(ke)式(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器(qi)相(xiang)比,冷(leng)端及熱(re)(re)端溫(wen)差小,可以(yi)多回收(shou)熱(re)(re)量,從(cong)而可大(da)大(da)節約裝(zhuang)置(zhi)的(de)(de)(de)操作(zuo)費用(yong)。lt,/FONTgt,lt,/DIVgt,lt,DIVgt,lt,/DIVgt,lt,DIVgt,lt,FONTnbspface=Verdanagt,nbspd.與(yu)(yu)管(guan)(guan)(guan)殼(ke)(ke)式(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器(qi)相(xiang)比結(jie)構緊(jin)湊(cou),大(da)大(da)節約設(she)(she)備(bei)(bei)(bei)(bei)安(an)(an)(an)裝(zhuang)空間及安(an)(an)(an)裝(zhuang)成(cheng)(cheng)本。lt,/FONTgt,lt,/DIVgt,lt,DIVgt,lt,/DIVgt,lt,DIVgt,lt,FONTnbspface=Verdanagt,nbsp2.2重整裝(zhuang)置(zhi)板(ban)(ban)(ban)(ban)(ban)殼(ke)(ke)式(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器(qi)的(de)(de)(de)特性lt,/FONTgt,lt,/DIVgt,lt,DIVgt,lt,/DIVgt,lt,DIVgt,lt,FONTnbspface=Verdanagt,nbsp廣州石(shi)化重整裝(zhuang)置(zhi)板(ban)(ban)(ban)(ban)(ban)殼(ke)(ke)式(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器(qi)30.E.1于2004年立項,根據30.E一1的(de)(de)(de)工藝(yi)參(can)數(shu)(見表(biao)1)、進料組(zu)成(cheng)(cheng)及性質,選用(yong)了(le)(le)蘭(lan)州石(shi)油(you)機械研(yan)究所與(yu)(yu)中(zhong)國石(shi)化北京設(she)(she)計院共同研(yan)制(zhi)開發(fa)的(de)(de)(de)大(da)型(xing)板(ban)(ban)(ban)(ban)(ban)殼(ke)(ke)式(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器(qi)。lt,/FONTgt,lt,/DIVgt,lt,DIVgt,lt,/DIVgt,lt,DIVgt,lt,FONTnbspface=Verdanagt,nbsp該換(huan)(huan)熱(re)(re)器(qi)高13500mm,外徑l500mm,重32t,換(huan)(huan)熱(re)(re)面(mian)積l520m,板(ban)(ban)(ban)(ban)(ban)束(shu)板(ban)(ban)(ban)(ban)(ban)寬l000mm,總(zong)長(chang)12000mm。板(ban)(ban)(ban)(ban)(ban)束(shu)是由(you)0.8mm不(bu)銹鋼薄(bo)板(ban)(ban)(ban)(ban)(ban)壓制(zhi)成(cheng)(cheng)型(xing)后(hou)(hou)的(de)(de)(de)板(ban)(ban)(ban)(ban)(ban)片(pian)疊(die)合(he)而成(cheng)(cheng)。首先組(zu)焊兩(liang)(liang)塊成(cheng)(cheng)型(xing)好的(de)(de)(de)板(ban)(ban)(ban)(ban)(ban)片(pian)兩(liang)(liang)側縱(zong)向(xiang)長(chang)焊縫(長(chang)度一般為6~10m),稱為板(ban)(ban)(ban)(ban)(ban)管(guan)(guan)(guan)。再將板(ban)(ban)(ban)(ban)(ban)管(guan)(guan)(guan)疊(die)合(he)組(zu)成(cheng)(cheng)板(ban)(ban)(ban)(ban)(ban)束(shu),在(zai)板(ban)(ban)(ban)(ban)(ban)束(shu)的(de)(de)(de)兩(liang)(liang)端焊接板(ban)(ban)(ban)(ban)(ban)管(guan)(guan)(guan)與(yu)(yu)板(ban)(ban)(ban)(ban)(ban)管(guan)(guan)(guan)間的(de)(de)(de)橫(heng)焊縫。后(hou)(hou)將板(ban)(ban)(ban)(ban)(ban)束(shu)與(yu)(yu)分(fen)隔連接板(ban)(ban)(ban)(ban)(ban)焊接安(an)(an)(an)裝(zhuang)在(zai)殼(ke)(ke)體(ti)(ti)中(zhong),冷(leng)流由(you)設(she)(she)備(bei)(bei)(bei)(bei)底部進入(ru)板(ban)(ban)(ban)(ban)(ban)束(shu)板(ban)(ban)(ban)(ban)(ban)程,由(you)設(she)(she)備(bei)(bei)(bei)(bei)頂部流出;熱(re)(re)流由(you)設(she)(she)備(bei)(bei)(bei)(bei)上側開口進入(ru)板(ban)(ban)(ban)(ban)(ban)束(shu)殼(ke)(ke)程,由(you)設(she)(she)備(bei)(bei)(bei)(bei)下側開口流出,兩(liang)(liang)流體(ti)(ti)在(zai)板(ban)(ban)(ban)(ban)(ban)束(shu)中(zhong)呈全逆流換(huan)(huan)熱(re)(re)。

不(bu)合格(ge)的5批(pi)次(ci)(ci)泵(beng)(beng)制品中,不(bu)合格(ge)項(xiang)目均為(wei)效率、規定點(dian)流(liu)量與揚程3批(pi)次(ci)(ci)為(wei)單相節能潛水(shui)電(dian)泵(beng)(beng),涉(she)及瓦房店市(shi)(shi)虎頭水(shui)泵(beng)(beng)廠、瓦房店市(shi)(shi)復州城鎮永立(li)水(shui)泵(beng)(beng)廠、瓦房店市(shi)(shi)盛達水(shui)泵(beng)(beng)廠等3家生(sheng)(sheng)(sheng)產企業。此外,瓦房店市(shi)(shi)吉盛水(shui)泵(beng)(beng)廠生(sheng)(sheng)(sheng)產的1批(pi)次(ci)(ci)單相小型潛水(shui)電(dian)泵(beng)(beng)和(he)沈陽海泉潛水(shui)電(dian)泵(beng)(beng)有限公司生(sheng)(sheng)(sheng)產的1批(pi)次(ci)(ci)井用潛水(shui)電(dian)泵(beng)(beng)也(ye)檢出不(bu)合格(ge)項(xiang)目。。

  經過(guo)多年的(de)發(fa)(fa)(fa)展(zhan),以(yi)(yi)(yi)(yi)石(shi)油化(hua)(hua)工(gong)(gong)為龍頭(tou),以(yi)(yi)(yi)(yi)煤化(hua)(hua)工(gong)(gong)、鹽化(hua)(hua)工(gong)(gong)為兩翼,以(yi)(yi)(yi)(yi)精細(xi)化(hua)(hua)工(gong)(gong)、化(hua)(hua)工(gong)(gong)新(xin)材料、高端化(hua)(hua)工(gong)(gong)制(zhi)(zhi)品(pin)為發(fa)(fa)(fa)展(zhan)方(fang)向的(de)融合鏈接示范基地雛(chu)形(xing)顯現;加(jia)(jia)快(kuai)了石(shi)油機(ji)(ji)械裝(zhuang)備(bei)制(zhi)(zhi)造、家具制(zhi)(zhi)造、羽絨(rong)制(zhi)(zhi)品(pin)及服飾加(jia)(jia)工(gong)(gong)等(deng)傳統優勢產(chan)(chan)業的(de)集聚集群發(fa)(fa)(fa)展(zhan);培(pei)育(yu)了新(xin)能(neng)源、新(xin)材料、節能(neng)環保等(deng)戰(zhan)略(lve)性新(xin)興產(chan)(chan)業  由于(yu)環境污染(ran)而使(shi)人(ren)體被氧(yang)化(hua)(hua)血液也隨之傾向于(yu)酸性,就無法維持恒常性。人(ren)體的(de)血液呈弱(ruo)(ruo)堿性時(shi),所有的(de)臟器都正常地運行(xing)氣體的(de)生理機(ji)(ji)能(neng)才可(ke)以(yi)(yi)(yi)(yi)充分發(fa)(fa)(fa)揮。這(zhe)正是因為恒常性機(ji)(ji)能(neng)的(de)作(zuo)用(yong)一(yi)且這(zhe)個機(ji)(ji)能(neng)紊亂就會(hui)(hui)引起(qi)各種疾病。  科研人(ren)員研究發(fa)(fa)(fa)現,負(fu)離(li)(li)(li)子可(ke)以(yi)(yi)(yi)(yi)為人(ren)類提(ti)供自(zi)(zi)然界最(zui)舒適(shi)的(de)環境要素,使(shi)因為組(zu)織細(xi)胞毒素物質(zhi)而氧(yang)化(hua)(hua)的(de)細(xi)胞傾向于(yu)弱(ruo)(ruo)堿性。生物體在弱(ruo)(ruo)堿性的(de)伏態下,體液循環暢(chang)通、免疫力提(ti)高、自(zi)(zi)然治愈力增強由此引導健康。使(shi)用(yong)負(fu)離(li)(li)(li)子粉(fen)科研產(chan)(chan)生大(da)(da)(da)量的(de)負(fu)離(li)(li)(li)子,這(zhe)可(ke)以(yi)(yi)(yi)(yi)改(gai)善(shan)空氣質(zhi)量,提(ti)升人(ren)的(de)體質(zhi)。  大(da)(da)(da)氣中(zhong)的(de)正離(li)(li)(li)子增強時(shi),體內各種器官(guan)、組(zu)織、自(zi)(zi)主(zhu)神(shen)經等(deng)對環境的(de)變化(hua)(hua)發(fa)(fa)(fa)生過(guo)度的(de)反應(ying),處于(yu)這(zhe)種狀態下。人(ren)體就會(hui)(hui)出現持續緊(jin)張狀態。通過(guo)負(fu)離(li)(li)(li)子粉(fen)材料可(ke)以(yi)(yi)(yi)(yi)改(gai)善(shan)大(da)(da)(da)氣中(zhong)的(de)負(fu)離(li)(li)(li)子濃度,進(jin)而改(gai)善(shan)上述不良(liang)狀況,進(jin)而提(ti)升人(ren)的(de)體質(zhi)。  為了提(ti)升負(fu)離(li)(li)(li)子粉(fen)產(chan)(chan)品(pin)質(zhi)量,公司實(shi)行(xing)標準化(hua)(hua)管理,嚴格控(kong)制(zhi)(zhi)產(chan)(chan)品(pin)質(zhi)量;多年來(lai),我(wo)們(men)憑借過(guo)硬(ying)的(de)產(chan)(chan)品(pin)質(zhi)量和全方(fang)位的(de)服務(wu)獲(huo)得了廣大(da)(da)(da)客戶的(de)高度認可(ke)。