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- The results indicate that,It works stability, convincible and quickly, Precision is high, the result of density of ethylene tar is well. 结果表明,U型振动管密度计工作稳定,方便快捷,测量精度高,用于乙烯焦油密度的测定效果较好。
- The Study about Density of Ethylene Tar by U-shaped Vibrating Tube U型振动管法测定乙烯焦油密度的研究
- Peter had his head in a tar barrel sure enough. 不出所料,彼得陷入了困境。
- Keywords Field desorption mass spectrometry(FDMS);mesophase pitch;mass spectrometry;decant oil mesophase pitch;ethylene tar residue mesophase pitc; 场解吸质谱(FDMS);沥青中间相;质谱;澄清油沥青;乙烯渣油沥青;
- Tar is much used in making modern roads. 修建现代公路多用焦油沥青。
- Besides, since blending ethylene tar in feed, in coker gasoline the contents of n-hexane and aromatics increase, while the content of n-nonane decreases; 掺炼乙烯裂解焦油后,对焦化汽油馏分中,正己烷等直链饱和烃类增加,芳香烃类的含量有所增加,而正壬烷等直链饱和烃类有所减少;
- heavy ethylene tar 重质乙烯焦油
- ethylene tar 乙烯焦油
- ethylene tar pitch 乙烯焦油
- They will report on the experiments with coal tar. 他们将汇报煤焦油的试验情况。
- light ethylene tar 轻质乙烯焦油
- This kind of tobacco has a high tar content. 这种香烟焦油含量很高。
- Ethylene is a growth hormone in plants. 乙烯是植物中一种生长荷尔蒙。
- Lignite oil is creosote derived from lignite tar. 褐煤油是从褐煤中得来的防腐油。
- The concentration of ethylene is on the high side. 乙烯浓度偏高。
- White on the outside, black as tar on the inside. 外表皮肤是白,可骨子里却沥青般的黑。
- Shipbuilders caulk wooden boats with oakum and tar. 造船工匠用麻丝和沥青填塞木船缝隙,使之不渗水。
- First statement: Ethylene glycol is sweet. 第一句:甘醇是甜的。
- They put tar on their feet to run in races. 他们赛跑时会把沥青涂在脚上跑步。
- Na5 Ethylene Diamine Tetra (Methylene Phos... 摘要:乙二胺四甲叉膦酸五钠 EDTMP?