Under anaerobic conditions (where oxygen is absent) they metabolise the fuel by feeding off it and in doing so produce natural chemical reactions that produce a current.

在厌氧条件下(比如缺氧的地方)通过取食产生新诚代谢并以此引起化学反应产生电流。

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Dimethylethanolamine (DMEA) is an important chemical product, but there exists low yield disadvantage in its current synthesis technique because of many side reactions.

二甲基乙醇胺(DMEA)是一种重要的化工产品，其现有的合成工艺由于存在副反应导致收率较低。

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