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forced air |
强制 空气 : 30 phrases in 14 subjects |
Agriculture | 1 |
Animal husbandry | 1 |
Automobiles | 3 |
Chemistry | 1 |
Compressors | 1 |
Electric machinery | 1 |
Electronics | 2 |
General | 1 |
Metallurgy | 3 |
Nautical | 1 |
Oil / petroleum | 1 |
Refrigeration | 5 |
Technology | 6 |
Wind Energy | 3 |