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气体滤清 | |||
煤气清洗; 烟气净化 | |||
煤气净化 | |||
气体净化 |
gas cleaning : 105 phrases in 14 subjects |
Automobiles | 1 |
Chemistry | 2 |
Compressors | 1 |
Earth sciences | 1 |
Ecology | 3 |
Electronics | 4 |
Environment | 1 |
Metallurgy | 58 |
Nautical | 2 |
Oil / petroleum | 6 |
Oil processing plants | 1 |
Shipbuilding | 1 |
Space | 1 |
Technology | 23 |