英语语法分析

The thallium content of chook is also lower than safe edible value.

鸡不同部位的铊含量均低于铊的安全食用标准。

Isn't the nonradioactive form of thallium used for rat poison?

铊的非放射性形态不是用于制造老鼠药吗？

Diagnostic criteria and principles of management of occupatioanl acute thallium poisoning.

职业性急性铊中毒诊断标准及处理原则。