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支排气流量控制活门 |
control valve flow : 34 phrases in 14 subjects |
Air defense | 1 |
Automobiles | 2 |
Aviation | 4 |
Electronics | 1 |
General | 2 |
Hydroelectric power stations | 1 |
Metallurgy | 2 |
Oil / petroleum | 1 |
Rail transport | 1 |
Refrigeration | 1 |
Space | 2 |
Technology | 13 |
Water resources | 1 |
Wind Energy | 2 |