英语词汇“by-path valve”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	by-path valve
释义	by-path valve 基本例句旁通阀; 辅助阀; 回流阀 A check valve may be required ahead of the backflow preventer.此时在防回流阀前面可能需要安装一个止回阀。 Here the air and water discharged from the return valve to the back entrance of the impeller.在这里空气排出而水又从回流阀返回到叶轮入口。
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