含有的铅、镉、汞等重金属的电池一旦泄漏进入水源或产生有害气体进入大气，将对环境产生危害。
Batteries contain heavy metals such as lead, cadmium and mercury that can be harmful if they leak into water supplies or eventually produce noxious gases which enter the atmosphere.
为燃料电池分离器包括一个金属板是一种气体组成部分，并通过一个比气体通道的一部分一部分的其他接触部分。
A separator for a fuel cell includes a metal plate that is formed of a gas passage portion and a contact portion of a part other than the gas passage portion.
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