This standard solution was accurately prepared in super-clean laboratory with highly pure cadmiummetal granular and sub-packed in 20 ml ampoules.
本标准溶液以金属镉粒在超净实验室中准确配制并分装于20毫升安瓿中。
2
Instead this new enzyme incorporates another trace metal, cadmium.
相反，这种新酶加入了另一种微量金属——镉。
3
Incineration of heavy metals or materials with high metal content (in particular lead, mercury and cadmium) can lead to the spread of toxic metals in the environment.