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1·The polyhydric alcohol having 4 or more carbon atoms may be diethylene glycol or triethylene glycol.

具有至少4个碳原子的多元醇可以是二乙二醇或者三乙二醇。

2·Diethylene glycol, triethylene glycol, polyethylene glycol and diluent are mixed to form the basic solution of HZY2 brake oil.

论述了HZY2型高级合成刹车油所需的改性甘醇基础液的配方组成及其使用性能的研究工作。

3·Buying the company spent a lot of ethylene glycol, diethylene glycol waste, waste alcohol, triethylene glycol waste, waste benzene.

本公司大量求购废乙二醇、废二乙二醇、废甲醇、废三乙二醇、废苯。

4·EO is widely used in synthesis of EG, diethylene glycol, triethylene glycol, aminoethyl alcohol, glycol ether, and oxyethylation compounds.

环氧乙烷广泛应用于合成乙二醇、二甘醇、三甘醇、乙醇胺、乙二醇醚和乙氧基化合物。

5·Influence of temperature, time and washing times on the decolorization of triethylene glycol diheptylate by using the solution of calcium hypochlorite was studied.

研究了用次氯酸钙溶液对三甘醇二庚酸酯进行脱色时温度、时间、洗脱次数的影响。