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combine valve | |||
combination valve; combined valve | |||
combined type valve | |||
compound valve; group valve | |||
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combination valve |
组合 阀 : 17 phrases in 7 subjects |
Automobiles | 2 |
Compressors | 2 |
Drilling | 1 |
Mechanics | 1 |
Mining | 1 |
Oil / petroleum | 2 |
Technology | 8 |