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单向〔止回〕阀 | |||
不回流阀 | |||
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止逆阀 | |||
单向阀门; 非复位阀; 逆止门 | |||
逆止阀; 止回阀; 止回阀 | |||
止回【单向】阀 | |||
抽汽逆止阀; 止回〔止逆〕阀 | |||
单向阀 | |||
单向阀〈注塑机〉 | |||
单向活门; 不回阀 |
non return valve : 23 phrases in 8 subjects |
Automobiles | 2 |
Chemistry | 2 |
Metallurgy | 2 |
Plastics | 2 |
Rail transport | 1 |
Refrigeration | 1 |
Shipbuilding | 1 |
Technology | 12 |