東營石油機械價格　　柴(chai)(chai)(chai)(chai)油(you)(you)(you)特性(xing)　　柴(chai)(chai)(chai)(chai)油(you)(you)(you)是輕質石(shi)油(you)(you)(you)產(chan)品，復(fu)雜(za)烴(jing)類(lei)（碳原子數約(yue)10～22）混合物(wu)，為(wei)(wei)柴(chai)(chai)(chai)(chai)油(you)(you)(you)機燃(ran)(ran)(ran)(ran)料(liao)(liao)主要(yao)由(you)原油(you)(you)(you)蒸餾(liu)、催化(hua)裂化(hua)、熱裂化(hua)、加氫裂化(hua)、石(shi)油(you)(you)(you)焦化(hua)等過程生(sheng)產(chan)的(de)柴(chai)(chai)(chai)(chai)油(you)(you)(you)餾(liu)分調配而(er)成(cheng)，也可由(you)頁(ye)巖油(you)(you)(you)加工和煤液化(hua)制取(qu)。分為(wei)(wei)輕柴(chai)(chai)(chai)(chai)油(you)(you)(you)（沸點(dian)(dian)范(fan)圍約(yue)180～370℃）和重(zhong)柴(chai)(chai)(chai)(chai)油(you)(you)(you)（沸點(dian)(dian)范(fan)圍約(yue)350～410℃）兩大(da)(da)類(lei)。　　6號(hao)燃(ran)(ran)(ran)(ran)料(liao)(liao)油(you)(you)(you)與柴(chai)(chai)(chai)(chai)油(you)(you)(you)的(de)區別(bie)　　1.所屬的(de)石(shi)油(you)(you)(you)類(lei)別(bie)不(bu)同：6號(hao)燃(ran)(ran)(ran)(ran)料(liao)(liao)油(you)(you)(you)是重(zhong)質餾(liu)分燃(ran)(ran)(ran)(ran)料(liao)(liao)油(you)(you)(you)或是餾(liu)分燃(ran)(ran)(ran)(ran)料(liao)(liao)油(you)(you)(you)和殘渣燃(ran)(ran)(ran)(ran)料(liao)(liao)油(you)(you)(you)混合而(er)成(cheng)的(de)燃(ran)(ran)(ran)(ran)料(liao)(liao)油(you)(you)(you)，柴(chai)(chai)(chai)(chai)油(you)(you)(you)是輕質石(shi)油(you)(you)(you)產(chan)品，復(fu)雜(za)烴(jing)類(lei)（碳原子數約(yue)10～22）混合物(wu)，為(wei)(wei)柴(chai)(chai)(chai)(chai)油(you)(you)(you)機燃(ran)(ran)(ran)(ran)料(liao)(liao)。　　2.應(ying)用(yong)領域(yu)不(bu)同：燃(ran)(ran)(ran)(ran)料(liao)(liao)油(you)(you)(you)廣泛用(yong)于電廠發電、船舶鍋爐(lu)(lu)燃(ran)(ran)(ran)(ran)料(liao)(liao)、加熱爐(lu)(lu)燃(ran)(ran)(ran)(ran)料(liao)(liao)、冶金(jin)爐(lu)(lu)和其它工業爐(lu)(lu)燃(ran)(ran)(ran)(ran)料(liao)(liao)，柴(chai)(chai)(chai)(chai)油(you)(you)(you)廣泛用(yong)于大(da)(da)型車(che)輛、鐵路機車(che)、船艦。。

東營油品分析測量儀器如粘(zhan)度(du)計(ji)(ji)有油污(wu)，可用洗(xi)(xi)液(ye)、蒸餾水(shui)(shui)等(deng)仔(zi)(zi)細洗(xi)(xi)滌洗(xi)(xi)滌后(hou)置(zhi)烘(hong)箱中(zhong)烘(hong)干(gan)或用通過棉花的(de)熱(re)空氣吹干(gan)。3.按本(ben)規(gui)程T0602準備瀝(li)青(qing)(qing)試(shi)(shi)樣(yang)(yang)(yang)，將脫水(shui)(shui)過篩的(de)試(shi)(shi)樣(yang)(yang)(yang)仔(zi)(zi)細加(jia)熱(re)至充分流動狀態。在(zai)(zai)加(jia)熱(re)時(shi)，予以(yi)(yi)適當攪(jiao)拌(ban)，以(yi)(yi)保證(zheng)加(jia)熱(re)均勻。然(ran)后(hou)將試(shi)(shi)樣(yang)(yang)(yang)傾入(ru)另一個便于灌(guan)入(ru)毛(mao)(mao)細管(guan)的(de)小盛樣(yang)(yang)(yang)器(qi)中(zhong)，數量均為50ml，并(bing)用蓋蓋好。4.將水(shui)(shui)槽加(jia)熱(re)，并(bing)調(diao)節恒(heng)溫在(zai)(zai)60℃plusmn，0.1℃范圍之內(nei)，溫度(du)計(ji)(ji)應預先校驗。5.將選(xuan)用的(de)真空毛(mao)(mao)細管(guan)粘(zhan)度(du)計(ji)(ji)和試(shi)(shi)樣(yang)(yang)(yang)置(zhi)烘(hong)箱（135℃plusmn，5℃）中(zhong)加(jia)熱(re)30min。操作步驟1.將加(jia)熱(re)的(de)粘(zhan)度(du)計(ji)(ji)置(zhi)一個容器(qi)中(zhong)，然(ran)后(hou)將熱(re)瀝(li)青(qing)(qing)試(shi)(shi)樣(yang)(yang)(yang)自(zi)裝(zhuang)料管(guan)A注入(ru)毛(mao)(mao)細管(guan)粘(zhan)度(du)計(ji)(ji)，2.試(shi)(shi)樣(yang)(yang)(yang)應不致粘(zhan)在(zai)(zai)管(guan)壁上，并(bing)使試(shi)(shi)樣(yang)(yang)(yang)液(ye)面(mian)在(zai)(zai)E標線處plusmn，2mm之內(nei)。將裝(zhuang)好試(shi)(shi)樣(yang)(yang)(yang)的(de)毛(mao)(mao)細管(guan)粘(zhan)度(du)計(ji)(ji)放回電(dian)烘(hong)箱（135℃plusmn，5.5℃）中(zhong)保溫10minplusmn，2min以(yi)(yi)使管(guan)中(zhong)試(shi)(shi)樣(yang)(yang)(yang)所產(chan)生氣泡逸出。3.從烘(hong)箱中(zhong)取(qu)出3只毛(mao)(mao)細管(guan)粘(zhan)度(du)計(ji)(ji)在(zai)(zai)室溫條件下冷你卻2min后(hou)安裝(zhuang)在(zai)(zai)保持試(shi)(shi)驗溫度(du)的(de)恒(heng)溫水(shui)(shui)槽中(zhong)其(qi)位置(zhi)應使I標線在(zai)(zai)水(shui)(shui)槽液(ye)面(mian)以(yi)(yi)下至少為20mm.。自(zi)烘(hong)箱中(zhong)取(qu)出粘(zhan)度(du)計(ji)(ji)，至裝(zhuang)好放入(ru)恒(heng)溫水(shui)(shui)槽。

螺旋傳動硅膠制品管(guan)(guan)(guan)道(dao)試(shi)壓試(shi)驗(yan)(yan)合格后，還需(xu)要(yao)對管(guan)(guan)(guan)道(dao)進(jin)行防腐(fu)保(bao)溫處理(li)(li)(li)，任何隱(yin)蔽(bi)工(gong)程隱(yin)蔽(bi)處理(li)(li)(li)前，均需(xu)要(yao)由安(an)裝(zhuang)單位進(jin)行自(zi)檢、互檢和專職檢驗(yan)(yan)，確定(ding)達(da)到合格標準后填寫相關資料，連同隱(yin)蔽(bi)工(gong)程驗(yan)(yan)收單一同報給監(jian)理(li)(li)(li)單位驗(yan)(yan)收，由監(jian)理(li)(li)(li)人(ren)員現場簽(qian)字確認(ren)后才可進(jin)行隱(yin)蔽(bi)作業石油化(hua)工(gong)壓力管(guan)(guan)(guan)道(dao)安(an)裝(zhuang)具有一定(ding)特殊(shu)性(xing)，更(geng)容易(yi)受外部因素的(de)影響(xiang)，化(hua)工(gong)石油公(gong)司必須要(yao)基于(yu)實(shi)(shi)際情況，編制合理(li)(li)(li)且可行性(xing)高的(de)工(gong)藝管(guan)(guan)(guan)道(dao)監(jian)理(li)(li)(li)細則，將(jiang)質(zhi)量監(jian)理(li)(li)(li)工(gong)作落實(shi)(shi)到整個安(an)裝(zhuang)流(liu)程中，保(bao)證各節點實(shi)(shi)施的(de)規(gui)范性(xing)與有效性(xing)。本期(qi)的(de)內(nei)容就到此結(jie)束了(le)，以(yi)上(shang)知(zhi)識大家(jia)學會了(le)多(duo)少呢？更(geng)多(duo)關于(yu)裝(zhuang)修監(jian)理(li)(li)(li)公(gong)司的(de)最(zui)新行業動態，敬請(qing)關注我們的(de)官網里面(mian)更(geng)多(duo)精彩內(nei)容等著您去了(le)解。。

石油機械公司國內海(hai)(hai)底(di)管(guan)道安裝和(he)(he)修復作業(ye)使用的連(lian)接(jie)器，基(ji)本為國外(wai)進口，不僅價格昂貴(gui)，而且制(zhi)約(yue)了我(wo)國在海(hai)(hai)洋工(gong)程領(ling)域(yu)的發展(zhan)因此，在海(hai)(hai)洋石(shi)油(you)開采(cai)業(ye)加(jia)速發展(zhan)的形(xing)(xing)勢下(xia)(xia)，提高(gao)我(wo)國海(hai)(hai)洋石(shi)油(you)開采(cai)裝備(bei)的國產化水(shui)(shui)平，提高(gao)海(hai)(hai)底(di)管(guan)道水(shui)(shui)下(xia)(xia)連(lian)接(jie)效(xiao)率，研制(zhi)具(ju)(ju)有自主知識產權的海(hai)(hai)底(di)管(guan)道連(lian)接(jie)器刻不容(rong)緩(huan)。我(wo)國海(hai)(hai)底(di)管(guan)道快(kuai)速修復連(lian)接(jie)器的研究還處于起步階段，與國外(wai)成熟產品相比(bi)有很大(da)的差距。哈(ha)爾濱工(gong)程大(da)學與中國海(hai)(hai)洋石(shi)油(you)工(gong)程股份有限(xian)公司共同研發的新型(xing)海(hai)(hai)底(di)管(guan)道連(lian)接(jie)工(gong)具(ju)(ju)的基(ji)本結(jie)構，只包含中間基(ji)體與外(wai)擠(ji)壓(ya)環(huan)。外(wai)擠(ji)壓(ya)環(huan)在加(jia)載(zai)機具(ju)(ju)的作用下(xia)(xia)向中間運動，迫使基(ji)體內部兩端(duan)兩道密(mi)封壓(ya)力環(huan)咬合住(zhu)管(guan)道表面，在管(guan)道表面形(xing)(xing)成局(ju)部彈塑性變形(xing)(xing)來(lai)形(xing)(xing)成密(mi)封。該連(lian)接(jie)器結(jie)構簡單(dan)，連(lian)接(jie)方便，能夠承受海(hai)(hai)底(di)管(guan)道在位的軸向力和(he)(he)彎矩，滿(man)足各類海(hai)(hai)區、水(shui)(shui)深的作業(ye)要求，具(ju)(ju)有連(lian)接(jie)作業(ye)時間短、費用低等(deng)優點。（來(lai)源:和(he)(he)訊財經）。

東營石油工具哪里有防水防潮石油(you)瀝(li)青的(de)英文(wen)名稱或翻(fan)譯是:waterproofandwetproofasphaltCAS號:分子(zi)式:概述(shu)說明、性(xing)質、作用及用途(tu)：由不同(tong)原油(you)的(de)減壓渣油(you)經加工或調和而制得的(de)一種(zhong)石油(you)瀝(li)青軟化點85～100℃。針入(ru)度20～50（1/10mm）。閃點（開口）250～270℃。熱(re)安定性(xing)不大于5℃。用作油(you)氈的(de)涂覆材料、建筑屋面(mian)和地下防水和黏結材料。。

石(shi)油中硫(liu)化氫(qing)，對金屬設備(bei)腐蝕(shi)(shi)更為強烈，造(zao)成氯化氫(qing)和硫(liu)化氫(qing)的(de)聯合腐蝕(shi)(shi)硫(liu)化氫(qing)在有水(shui)存(cun)在時與鐵(tie)作用生成硫(liu)化鐵(tie)，在金屬表面(mian)上形成一種硫(liu)化鐵(tie)保護膜(mo)，使(shi)金屬不再(zai)受(shou)到腐蝕(shi)(shi)。當有氯化氫(qing)存(cun)在時，可溶解硫(liu)化鐵(tie)的(de)保護膜(mo)，使(shi)金屬表面(mian)重新露(lu)出受(shou)到加速腐蝕(shi)(shi)。尤其在高(gao)溫(wen)和有水(shui)存(cun)在時，更為嚴重。因此(ci)，防銹油中含硫(liu)、鹽(yan)(yan)在加工之(zhi)前必須沉降脫(tuo)水(shui)、脫(tuo)鹽(yan)(yan)，否則(ze)會結鹽(yan)(yan)垢堵塞(sai)設備(bei)爐管，使(shi)傳(chuan)熱效果下(xia)降。。

有(you)所不(bu)(bu)(bu)同(tong)的類(lei)型的白油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)在應用(yong)領域上(shang)也(ye)各不(bu)(bu)(bu)相同(tong)通常是(shi)指：經過(guo)(guo)開采和粗加(jia)工(gong)的原(yuan)(yuan)油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)（或(huo)石油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)），石油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)是(shi)埋藏于(yu)地下層的天然(ran)礦產物(wu)，經過(guo)(guo)勘(kan)探、地下開采出的并未(wei)提(ti)(ti)(ti)練的石油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)也(ye)叫做原(yuan)(yuan)油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)。在常溫狀態，原(yuan)(yuan)油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)經過(guo)(guo)提(ti)(ti)(ti)練后的成品稱之為石油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)產品。按(an)照習慣，把通過(guo)(guo)物(wu)理(li)蒸餾方法從(cong)石油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)中提(ti)(ti)(ti)煉(lian)出的基(ji)礎(chu)油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)稱作(zuo)礦物(wu)油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)基(ji)礎(chu)油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)。提(ti)(ti)(ti)煉(lian)加(jia)工(gong)過(guo)(guo)程具(ju)體(ti)是(shi)將(jiang)原(yuan)(yuan)油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)分(fen)(fen)(fen)為不(bu)(bu)(bu)一樣(yang)的要(yao)素以獲取所需產品。　　首要(yao)的分(fen)(fen)(fen)離出來操作(zuo)過(guo)(guo)程包括將(jiang)原(yuan)(yuan)油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)分(fen)(fen)(fen)離成粗汽油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)、粗煤油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)、粗柴油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)、重柴油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)、多(duo)(duo)(duo)種多(duo)(duo)(duo)樣(yang)潤(run)滑油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)餾分(fen)(fen)(fen)、裂化原(yuan)(yuan)料(liao)油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)及渣油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)（被(bei)稱作(zuo)殘油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)）的蒸餾分(fen)(fen)(fen)離和將(jiang)多(duo)(duo)(duo)種多(duo)(duo)(duo)樣(yang)潤(run)滑油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)提(ti)(ti)(ti)取所使用(yong)的溶劑分(fen)(fen)(fen)離出來。生(sheng)產過(guo)(guo)程基(ji)本性(xing)以物(wu)理(li)方法步驟為主，不(bu)(bu)(bu)改變(bian)烴(jing)類(lei)結構，生(sheng)產加(jia)工(gong)的基(ji)礎(chu)油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)取決原(yuan)(yuan)材料(liao)中理(li)想組分(fen)(fen)(fen)的含(han)量與性(xing)質，礦物(wu)油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)在提(ti)(ti)(ti)煉(lian)過(guo)(guo)程中因不(bu)(bu)(bu)可以將(jiang)內(nei)含(han)的雜(za)質徹(che)底清(qing)除干凈，因此得(de)到的基(ji)礎(chu)油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)流(liu)動點(dian)較高(gao)，不(bu)(bu)(bu)可以寒帶作(zuo)業(ye)運用(yong)，從(cong)而，礦物(wu)油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)類(lei)基(ji)礎(chu)油(you)(you)(you)(you)(you)(you)(you)(you)(you)(you)在特(te)性(xing)上(shang)遭受一定限制。。

當浴(yu)缸(gang)液(ye)(ye)體(ti)(ti)溫(wen)(wen)(wen)(wen)度(du)(du)(du)(du)(du)接近設定(ding)(ding)(ding)溫(wen)(wen)(wen)(wen)度(du)(du)(du)(du)(du)時(shi)(shi)，紅(hong)燈(deng)時(shi)(shi)亮時(shi)(shi)滅，控制加(jia)熱(re)器(qi)(qi)(qi)間斷加(jia)熱(re)，待(dai)穩定(ding)(ding)(ding)后，對(dui)(dui)照溫(wen)(wen)(wen)(wen)度(du)(du)(du)(du)(du)計(ji)(ji)的(de)(de)指示(shi)值(zhi)(zhi)，微詞(ci)設定(ding)(ding)(ding)溫(wen)(wen)(wen)(wen)度(du)(du)(du)(du)(du)值(zhi)(zhi)進(jin)行(xing)(xing)修正(zheng)直(zhi)(zhi)至符合(he)(he)要(yao)求(qiu)（應以溫(wen)(wen)(wen)(wen)度(du)(du)(du)(du)(du)計(ji)(ji)指示(shi)值(zhi)(zhi)為準）4、浴(yu)缸(gang)液(ye)(ye)體(ti)(ti)溫(wen)(wen)(wen)(wen)度(du)(du)(du)(du)(du)符合(he)(he)要(yao)求(qiu)后，可(ke)按GB/T265-88石油產(chan)品運動粘度(du)(du)(du)(du)(du)測(ce)(ce)(ce)定(ding)(ding)(ding)法的(de)(de)規(gui)定(ding)(ding)(ding)要(yao)求(qiu)進(jin)行(xing)(xing)操(cao)作。5、安(an)裝及使(shi)(shi)用(yong)(yong)(yong)(yong)(yong)時(shi)(shi)切勿將傳感器(qi)(qi)(qi)與硬物(wu)碰撞，以免損壞。使(shi)(shi)用(yong)(yong)(yong)(yong)(yong)粘度(du)(du)(du)(du)(du)計(ji)(ji)的(de)(de)必須注(zhu)意的(de)(de)地方(fang)　　粘度(du)(du)(du)(du)(du)計(ji)(ji)根據(ju)其(qi)(qi)測(ce)(ce)(ce)量(liang)原理，為了獲得準確(que)可(ke)靠(kao)的(de)(de)測(ce)(ce)(ce)量(liang)數(shu)(shu)據(ju)必須注(zhu)意以下(xia)幾點(dian)：　　一、儀(yi)器(qi)(qi)(qi)的(de)(de)性(xing)能(neng)指標必須滿(man)足國(guo)家計(ji)(ji)量(liang)檢定(ding)(ding)(ding)規(gui)程度(du)(du)(du)(du)(du)要(yao)求(qiu)使(shi)(shi)用(yong)(yong)(yong)(yong)(yong)中的(de)(de)儀(yi)器(qi)(qi)(qi)要(yao)進(jin)行(xing)(xing)周期檢定(ding)(ding)(ding)，必要(yao)時(shi)(shi)（儀(yi)器(qi)(qi)(qi)使(shi)(shi)用(yong)(yong)(yong)(yong)(yong)頻繁或處(chu)于(yu)(yu)合(he)(he)格(ge)臨界狀態）要(yao)進(jin)行(xing)(xing)中間自查以確(que)定(ding)(ding)(ding)其(qi)(qi)計(ji)(ji)量(liang)性(xing)能(neng)合(he)(he)格(ge)，系數(shu)(shu)誤(wu)差(cha)在(zai)允許范圍內(nei)，否則無(wu)法獲得準確(que)數(shu)(shu)據(ju)。　　二(er)、特別(bie)注(zhu)意被測(ce)(ce)(ce)液(ye)(ye)體(ti)(ti)的(de)(de)溫(wen)(wen)(wen)(wen)度(du)(du)(du)(du)(du)　　許多用(yong)(yong)(yong)(yong)(yong)戶忽視這一點(dian)，認為溫(wen)(wen)(wen)(wen)度(du)(du)(du)(du)(du)差(cha)一點(dian)無(wu)所謂(wei)，我們(men)的(de)(de)實驗證明(ming)(ming)：當溫(wen)(wen)(wen)(wen)度(du)(du)(du)(du)(du)偏差(cha)0.5℃時(shi)(shi)，有(you)些液(ye)(ye)體(ti)(ti)粘度(du)(du)(du)(du)(du)值(zhi)(zhi)偏差(cha)超(chao)過5%，溫(wen)(wen)(wen)(wen)度(du)(du)(du)(du)(du)偏差(cha)對(dui)(dui)粘度(du)(du)(du)(du)(du)影響很大(da)(da)，溫(wen)(wen)(wen)(wen)度(du)(du)(du)(du)(du)升高，粘度(du)(du)(du)(du)(du)下(xia)降。所以要(yao)特別(bie)注(zhu)意將被測(ce)(ce)(ce)液(ye)(ye)體(ti)(ti)的(de)(de)溫(wen)(wen)(wen)(wen)度(du)(du)(du)(du)(du)恒定(ding)(ding)(ding)在(zai)規(gui)定(ding)(ding)(ding)的(de)(de)溫(wen)(wen)(wen)(wen)度(du)(du)(du)(du)(du)點(dian)附近，對(dui)(dui)精確(que)測(ce)(ce)(ce)量(liang)最好不(bu)要(yao)超(chao)過0.1℃。　　三、測(ce)(ce)(ce)量(liang)容(rong)(rong)器(qi)(qi)(qi)（外筒(tong)(tong)）的(de)(de)選擇　　對(dui)(dui)于(yu)(yu)雙筒(tong)(tong)旋轉(zhuan)(zhuan)(zhuan)粘度(du)(du)(du)(du)(du)計(ji)(ji)要(yao)仔細閱讀(du)(du)儀(yi)器(qi)(qi)(qi)說明(ming)(ming)書(shu)，不(bu)同的(de)(de)轉(zhuan)(zhuan)(zhuan)子（內(nei)筒(tong)(tong)）匹配相應的(de)(de)外筒(tong)(tong)，否則測(ce)(ce)(ce)量(liang)結果(guo)會偏差(cha)巨大(da)(da)。對(dui)(dui)于(yu)(yu)單一圓筒(tong)(tong)旋轉(zhuan)(zhuan)(zhuan)粘度(du)(du)(du)(du)(du)計(ji)(ji)，原理上(shang)要(yao)求(qiu)外筒(tong)(tong)半徑(jing)無(wu)限大(da)(da)，實際測(ce)(ce)(ce)量(liang)時(shi)(shi)要(yao)求(qiu)外筒(tong)(tong)即測(ce)(ce)(ce)量(liang)容(rong)(rong)器(qi)(qi)(qi)的(de)(de)內(nei)徑(jing)不(bu)低(di)于(yu)(yu)某一尺寸。例如上(shang)海天平儀(yi)器(qi)(qi)(qi)廠(chang)生(sheng)產(chan)的(de)(de)NDJ-1型旋轉(zhuan)(zhuan)(zhuan)粘度(du)(du)(du)(du)(du)計(ji)(ji)，要(yao)求(qiu)測(ce)(ce)(ce)量(liang)用(yong)(yong)(yong)(yong)(yong)燒杯或直(zhi)(zhi)筒(tong)(tong)形容(rong)(rong)器(qi)(qi)(qi)直(zhi)(zhi)徑(jing)不(bu)小(xiao)于(yu)(yu)70mm。實驗證明(ming)(ming)特別(bie)在(zai)使(shi)(shi)用(yong)(yong)(yong)(yong)(yong)一號轉(zhuan)(zhuan)(zhuan)子時(shi)(shi)，若容(rong)(rong)器(qi)(qi)(qi)內(nei)徑(jing)過小(xiao)引起(qi)較大(da)(da)的(de)(de)測(ce)(ce)(ce)量(liang)誤(wu)差(cha)。　　四、正(zheng)確(que)選擇轉(zhuan)(zhuan)(zhuan)子或調整轉(zhuan)(zhuan)(zhuan)速(su)，使(shi)(shi)示(shi)值(zhi)(zhi)在(zai)20~90格(ge)之間　　該類儀(yi)器(qi)(qi)(qi)采用(yong)(yong)(yong)(yong)(yong)刻度(du)(du)(du)(du)(du)盤加(jia)指針方(fang)式(shi)讀(du)(du)數(shu)(shu)，其(qi)(qi)穩定(ding)(ding)(ding)性(xing)及讀(du)(du)數(shu)(shu)偏差(cha)綜合(he)(he)在(zai)一起(qi)有(you)0.5格(ge)，如果(guo)讀(du)(du)數(shu)(shu)偏小(xiao)如5格(ge)附近，引起(qi)的(de)(de)相對(dui)(dui)誤(wu)差(cha)在(zai)10%以上(shang)，如果(guo)選擇合(he)(he)適的(de)(de)轉(zhuan)(zhuan)(zhuan)子或轉(zhuan)(zhuan)(zhuan)速(su)使(shi)(shi)讀(du)(du)數(shu)(shu)在(zai)50格(ge)，那么其(qi)(qi)相對(dui)(dui)誤(wu)差(cha)可(ke)降低(di)到(dao)1%。

然后將試(shi)樣(yang)傾入另一個(ge)便于灌入毛細管的小盛樣(yang)器中(zhong)(zhong)，數量均為(wei)50ml，并(bing)用蓋蓋好　　4.將水槽加(jia)熱，并(bing)調節恒(heng)溫在60℃±0.1℃范(fan)圍(wei)之內，溫度計(ji)應預先(xian)校驗。　　5.將選用的真空(kong)毛細管粘(zhan)(zhan)度計(ji)和試(shi)樣(yang)置烘箱（135℃±5℃）中(zhong)(zhong)加(jia)熱30min。瀝(li)青(qing)(qing)運動(dong)(dong)粘(zhan)(zhan)度計(ji)瀝(li)青(qing)(qing)運動(dong)(dong)粘(zhan)(zhan)度計(ji)瀝(li)青(qing)(qing)運動(dong)(dong)粘(zhan)(zhan)度計(ji)試(shi)驗方法(fa)_瀝(li)青(qing)(qing)運動(dong)(dong)粘(zhan)(zhan)度計(ji)。

其中(zhong)(zhong)(zhong)，各(ge)種(zhong)燃料產量大(da)，約(yue)占總產量的(de)(de)(de)(de)(de)(de)(de)90%，各(ge)種(zhong)潤滑劑品種(zhong)多，產量約(yue)占5%hellip，hellip，可是(shi)(shi)，石(shi)(shi)油(you)(you)(you)(you)這東西讓(rang)人(ren)(ren)(ren)(ren)(ren)怎么(me)也想不到(dao)(dao)，黑(hei)乎乎粘(zhan)稠(chou)稠(chou)的(de)(de)(de)(de)(de)(de)(de)原(yuan)(yuan)(yuan)油(you)(you)(you)(you)是(shi)(shi)可以護(hu)膚(fu)養生(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)(de)近，探得(de)外高家索(suo)阿(a)塞(sai)(sai)拜(bai)疆(jiang)度假(jia)中(zhong)(zhong)(zhong)心讓(rang)人(ren)(ren)(ren)(ren)(ren)吃(chi)驚(jing)的(de)(de)(de)(de)(de)(de)(de)石(shi)(shi)油(you)(you)(you)(you)原(yuan)(yuan)(yuan)油(you)(you)(you)(you)SPA秘密。這里吸引了(le)不少(shao)專程前往的(de)(de)(de)(de)(de)(de)(de)旅游者(zhe)，這一(yi)特殊的(de)(de)(de)(de)(de)(de)(de)SPA花費為一(yi)療(liao)(liao)程450美(mei)(mei)(mei)元不過，這對掙美(mei)(mei)(mei)元的(de)(de)(de)(de)(de)(de)(de)人(ren)(ren)(ren)(ren)(ren)來說并(bing)(bing)不算貴。　　石(shi)(shi)油(you)(you)(you)(you)的(de)(de)(de)(de)(de)(de)(de)神奇功效　　的(de)(de)(de)(de)(de)(de)(de)ldquo，醫學(xue)之(zhi)父希波克拉底曾于公元前400年就有記(ji)錄(lu)說，石(shi)(shi)油(you)(you)(you)(you)中(zhong)(zhong)(zhong)的(de)(de)(de)(de)(de)(de)(de)瀝(li)青成分能有效愈合(he)傷口并(bing)(bing)防止(zhi)感(gan)染，古羅馬博物(wu)學(xue)家普利尼(ni)也說明了(le)瀝(li)青的(de)(de)(de)(de)(de)(de)(de)多種(zhong)功效：止(zhi)血、止(zhi)瀉、止(zhi)牙痛(tong)，治療(liao)(liao)白內障，緩(huan)解慢性咳嗽，治療(liao)(liao)肌(ji)肉扭傷，250年前在美(mei)(mei)(mei)國，賓夕法尼(ni)亞(ya)州(zhou)的(de)(de)(de)(de)(de)(de)(de)印第(di)安賽尼(ni)加族(zu)人(ren)(ren)(ren)(ren)(ren)用石(shi)(shi)油(you)(you)(you)(you)治療(liao)(liao)從(cong)頭痛(tong)、皮膚(fu)病(bing)(bing)直到(dao)(dao)淋巴(ba)痛(tong)、血液病(bing)(bing)等(deng)大(da)小(xiao)病(bing)(bing)癥。　　長(chang)(chang)壽(shou)人(ren)(ren)(ren)(ren)(ren)的(de)(de)(de)(de)(de)(de)(de)石(shi)(shi)油(you)(you)(you)(you)spa經歷　　石(shi)(shi)油(you)(you)(you)(you)真的(de)(de)(de)(de)(de)(de)(de)有這樣(yang)的(de)(de)(de)(de)(de)(de)(de)益處嗎?阿(a)塞(sai)(sai)拜(bai)疆(jiang)人(ren)(ren)(ren)(ren)(ren)以長(chang)(chang)壽(shou)而(er)著稱。統計資料表明，阿(a)塞(sai)(sai)拜(bai)疆(jiang)的(de)(de)(de)(de)(de)(de)(de)長(chang)(chang)壽(shou)者(zhe)比世界上任(ren)何一(yi)個國家和(he)地(di)區(qu)都(dou)(dou)多。每1萬人(ren)(ren)(ren)(ren)(ren)中(zhong)(zhong)(zhong)就有49人(ren)(ren)(ren)(ren)(ren)超過100歲。阿(a)塞(sai)(sai)拜(bai)疆(jiang)人(ren)(ren)(ren)(ren)(ren)何以長(chang)(chang)壽(shou)?秘訣何在?答案似(si)乎可歸納為以下幾點：外高加索(suo)山區(qu)空(kong)氣(qi)新鮮，一(yi)些(xie)長(chang)(chang)壽(shou)家族(zu)的(de)(de)(de)(de)(de)(de)(de)遺傳(chuan)基因世代(dai)相(xiang)傳(chuan)，加上他們熱(re)(re)愛(ai)勞動，生(sheng)(sheng)(sheng)(sheng)活簡樸，愛(ai)吃(chi)蔬菜(cai)水果。但重要的(de)(de)(de)(de)(de)(de)(de)還在于阿(a)塞(sai)(sai)拜(bai)疆(jiang)百(bai)歲老人(ren)(ren)(ren)(ren)(ren)懂得(de)養生(sheng)(sheng)(sheng)(sheng)，而(er)石(shi)(shi)油(you)(you)(you)(you)SPA是(shi)(shi)其重要的(de)(de)(de)(de)(de)(de)(de)養生(sheng)(sheng)(sheng)(sheng)項(xiang)目之(zhi)一(yi)。　　石(shi)(shi)油(you)(you)(you)(you)spa的(de)(de)(de)(de)(de)(de)(de)過去(qu)式　　ldquo，用石(shi)(shi)油(you)(you)(you)(you)來做SPA，想起來都(dou)(dou)有點惡(e)心!中(zhong)(zhong)(zhong)石(shi)(shi)油(you)(you)(you)(you)一(yi)位從(cong)事修井工作的(de)(de)(de)(de)(de)(de)(de)王姓先生(sheng)(sheng)(sheng)(sheng)告(gao)訴(su)記(ji)者(zhe)，原(yuan)(yuan)(yuan)油(you)(you)(you)(you)實際上是(shi)(shi)遠(yuan)古時(shi)代(dai)海洋生(sheng)(sheng)(sheng)(sheng)物(wu)死(si)亡(wang)后(hou)，尸體(ti)和(he)泥(ni)沙一(yi)起沉(chen)積在海底形成的(de)(de)(de)(de)(de)(de)(de)ldquo，有機淤泥(ni)轉化而(er)成的(de)(de)(de)(de)(de)(de)(de)。夏天，如(ru)果不小(xiao)心讓(rang)原(yuan)(yuan)(yuan)油(you)(you)(you)(you)弄(nong)到(dao)(dao)身(shen)(shen)上，太陽(yang)一(yi)曬化，粘(zhan)在身(shen)(shen)上，毛孔會透不過氣(qi)來，感(gan)覺(jue)更加熱(re)(re)。