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chloroactic acid相关的网络例句

查询词典 chloroactic acid

与 chloroactic acid 相关的网络例句 [注:此内容来源于网络,仅供参考]

The preparation of polymer is required for high purity of glycolic acid, if not, low-weight polymer is obtained, therefore, high purity glycolic acid is scarce in the market. So, the research for the synthesis of glycolic acid is essential. In domestic and overseas, there are many methods for preparation of glycolic acid, including glycin oxidation, cyanogenesis, aldehyde oxidation, coupling of maldehyde and methyl formate, oxalic acid electrolysis, chloroactic acid hydrolysis and so on.

制备羟基乙酸的聚合物时,对羟基乙酸单体的纯度要求较高,否则得到的聚合物分子量较低,导致高纯度羟基乙酸的需求量逐年增长,目前在国内,高纯度的羟基乙酸还没有形成工业化规模生产,对羟基乙酸的合成进行研究是非常有意义的。

The optimum conditions of reaction of each reaction:(1) The synthesis condition of PS with monocarboxylic acid terminated is that the mole ratio reatant of FeCl2·4H2O/chloroactic acid was 2.0, the reaction temperature 110℃, the reaction time

各步的最佳聚合反应条件:(1)mPEG与丁二酸酐反应最佳条件:溶剂为甲苯

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According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm~150rpm时取得最大值,此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世,形体几无变化。

When I was in school, the rabbi explained everythingin the Bible two different ways.

当我上学的时候,老师解释《圣经》用两种不同的方法。