查询词典 stannous chloride

Microwave-assisted ring-opening polymerizations of DTC were carried successfully with lanthanum chloride (LaCl3) and stannous octoate Sn(Oct2 ascatalyst and the highest weight average molar mass of the obtained PDTC were 66800g/mol and 14600g/mol, respectively.

分别在氯化镧和异辛酸亚锡的催化下，DTC的微波开环聚合反应可以顺利地进行，所得PDTC的重均分子量分别达到66800g／mol和14600g／mol，二者比较而言，氯化镧的催化活性更高。

White discharge printing disperse dye discharge agent stannous chloride worked tin PET fibre

拔染印花；分散染料；拔染剂；氯化亚锡；加工锡；聚对苯二甲酸乙二酯纤维

After diluting to a definite volume, aliquots of the extracts are taken, and determinations are made by extraction of the molybdenum-thiocyanate complex with ether in the presence of stannous chloride and then by visua...

苏联及北欧国家的地鬓学者过去在地球化学探矿工作中普通使用光帮半定量方法。美国、英国和加拿大则主要使用化学方法此

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。