英语语法分析

The next pollution is plumbum, cadmium and chrome.

其次是铅和镉，铬的污染较小。

The activity of protease was inhibited by 0.5% CuSO4 and 0.5% acetic plumbum, but activated by 0.5% NaCl.

硫酸铜和0.5%醋酸铅对红曲蛋白酶有抑制作用，0.5%氯化钠对红曲蛋白酶则有激活作用。

The recoveries of plumbum were determined in different enrichment conditions by flame atomic absorption spectrometry.

用火焰原子吸收法分析了不同分离条件下铅的回收率。