查询词典 sulfur ether

With half-trace law instead of constant law,bromine ethane not iodine ethane reacts to carbolic acid sodium in order to make benzene ether.

以半微量法代替常量法，用溴乙烷代替碘乙烷与苯酚钠反应制取苯乙醚。

It hardly dissolves in water, glycol, and does not dissolve in ether, benzene and carbon tetrachloride.

难溶于水、乙二醇，不溶于乙醚、苯和四氯化碳等。

Synthesis and application of fatty alcohol ether carboxylate .

本文介绍了一种表面活性好、应用范围广的新的脂肪醇醚羧酸盐表面活性剂的合成、性能和应用。

The content of carotenoid and petroleum ether extract reduced at three months of aging and then increased.

类胡萝卜素和石油醚提取物含量在陈化三个月时降低，之后上升。

This might cause the character to disappear into the electronic ether, along with all the hard work that went into it (although this hasn't happened yet). Currently there is no guarantee that CCP will actually be able to rescue them, so caveat emptor.

这可能使你的角色消失在宇宙中，同时你的辛勤劳动也付之东流（虽然这个BUG目前已经不会再发生了）（恩，确实不再发生了，放心----译者按）目前CCP还没有保证说这个问题一定会解决。

A certain reference value was indicated in this experiment for industry synthesis of cedrol methyl ether by sodamide method.

本实验对甲基柏木醚氨基钠法工业化生产具有一定的参考价值。

In this paper, the cedrol methyl ether was synthesized by sodamide method.

本文采用氨基钠法合成甲基柏木醚。

The fir essential oil was extracted from fir root by steam distillation method, from which cedrol was extracted, and then, cedrol methyl ether was synthesized based on cedrol.

以杉木根为原料通过水蒸气蒸馏法提取杉木精油，从杉木根精油中精制提取柏木脑，再以柏木脑为原料合成甲基柏木醚。

Two steps were included in this reaction, first, sodium alkoxide was synthesized by th reaction between sodamide and cedrol, then cedrol methyl ether was synthesized by methylation reaction between sodium alkoxide and dimethyl sulfate.

反应分两步，首先氨基钠与柏木脑反应生成醇钠，然后醇钠与硫酸二甲酯进行甲基化反应生成甲基柏木醚。

Methods: Sample preparation with acetic ether-QuEChERS, and then five kinds of pesticide residues in celery cabbage were determined by gas chromatography with electron detector.

采用乙酸乙酯－QuEChERS法进行样品前处理，结合气相色谱－电子捕获检测器对大白菜中5种常见拟除虫菊酯农药残留进行检测分析。

In other research, chondroitin is being investigated for use in several other conditions.

在其它研究，软骨素被调查用於几个其它情况。

They would make fun of him for having to work.

他们拿他的工作来开玩笑。