题目内容

砷盐的检查第二法又称为（）

A. 二乙基二硫代氨基乙酸银法
B. 二乙基二硫代氨基甲酸银法
C. 二甲基二硫代氨基乙酸银法
D. 二乙基二硫代氨基丙酸银法

查看答案

搜索结果不匹配？点我反馈

更多问题

Po Woo is on the 5th day of the twelfth lunar month every year.

A. 对
B. 错

People usually go to the temples to pray for good fortune and health in the coming year during the Spring Festival.

A. 对
B. 错

（）significant A. to spread to every part of an object or a place

（）permeate B. to make something look more attractive by puttingon it