英语词典消防英语

pump check spring

pump check spring


  • 翻译:泵止回簧

同义词

1)pump check spring,泵止回簧2)pump check ball,泵止回球3)check valve spring,止回阀弹簧4)spring-loaded check valve,弹簧加载止回阀5)spring ball check valve,弹簧球式止回阀6)check valve pump,止回阀调节泵

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