“gear wheel metering pump”的概念、定义、翻译、参考文献-科学参考

单词	gear wheel metering pump
释义	gear wheel metering pump 齿轮计量泵
随便看	lye tank (vat) Lyginopteridaceae Lyginopteridales Lyginopteridatae Lyginopteris Lygodiaceae lygodin lygotype lygranum lying charcoal kiln lying down lying fold lying-in lyingin hospital lying-in hospital lying light lying meiler lying panel lying pipe lying position lying press lying retort lying wall Lyman-alpha radiation Lyman band

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