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预 热器 : 250 phrases in 21 subjects |
Agriculture | 2 |
Animal husbandry | 1 |
Architecture | 1 |
Automobiles | 32 |
Chemistry | 4 |
Compressors | 1 |
Ecology | 1 |
Electronics | 12 |
General | 3 |
Metallurgy | 44 |
Nautical | 7 |
Oil / petroleum | 6 |
Oil processing plants | 1 |
Plastics | 3 |
Polymers | 1 |
Refrigeration | 4 |
Shipbuilding | 7 |
Solar power | 2 |
Technology | 115 |
Textile industry | 2 |
Thermal Energy | 1 |