英语语法分析

The compleximetry was used for the determination of bismuth subcitrate in samples. The effects of metronidazole, amoxicillin and excipient in tablet on the titration were studied.

采用配合滴定法测定次枸橼酸铋的含量，考察了片剂中其它主药成分和辅料对滴定的影响情况。