【化】 弹簧心阀
在线英汉词典
valve with spring core
相关词语
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- Vieussens's valve 维厄桑氏瓣(前髓帆)...
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- valve pit 阀井...
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- vacuum valve 真空阀...
- valve spring 阀弹簧...
- vacuum relief valve 真空安全阀;真空解除阀;真空泄...
- valve pin 真空管脚阀销...
- vacuum release valve 真空泄漏阀...
- ball non-return valve 球形止回阀...
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- valve the gas 放气...
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- valve tray 浮阀塔板...
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