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耐火砖 : 298 phrases in 14 subjects |
Architecture | 8 |
Business | 1 |
Chemistry | 4 |
Construction | 1 |
Ecology | 2 |
Electronics | 1 |
General | 4 |
Hydroelectric power stations | 2 |
Metallurgy | 123 |
Oil / petroleum | 2 |
Oil processing plants | 1 |
Refrigeration | 1 |
Steel production | 1 |
Technology | 147 |