英语词汇“lay shaft”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	lay shaft
释义	lay shaft 基本例句中心轴,副轴 Double-door check valves have twin discs on a spring-loaded center shaft.双门止回阀在弹簧中心轴旁配置两个对称的阀瓣。
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