There was a linear relationship between the potential ennoblement of passive metals with the adhesion microbes number on metal surface in natural seawater.

天然海水中钝性金属开路电位的正移与其表面微生物附着的数量之间存在着对应关系。

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Of course cars and books are passive lumps of metal, paper and ink.

当然汽车和书籍是一堆被动的金属，纸张和墨水。

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Testing for a passive surface is usually accomplished by looking for traces of free iron on the metal surface.

钝化表面的检测通常是通过查看金属表面的游离铁的踪迹来完成的。

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The design allows for passive solar heating in the winter, has a metal roof for rainwater collection and uses an incinerating toilet to minimize water usage and avoid the need for sewage disposal, said Carrie Caverly, an architectural designer.

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