valve case gasket的意思|示意
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阀壳垫片
valve case gasket的网络常见释义
止回阀箱密封垫 ... check-valve case 止回阀箱 check-valve case gasket 止回阀箱密封垫 check-valve clamp 止回阀夹 ...
valve case gasket相关短语
1、 check-valve case gasket 止回阀箱密封垫