强 制通风 : 86 phrases in 16 subjects |
Agriculture | 2 |
Animal husbandry | 2 |
Architecture | 1 |
Automobiles | 6 |
Aviation | 1 |
Business | 1 |
Chemistry | 4 |
Drilling | 1 |
Forestry | 2 |
General | 1 |
Hydroelectric power stations | 2 |
Metallurgy | 8 |
Oil / petroleum | 2 |
Refrigeration | 15 |
Shipbuilding | 2 |
Technology | 36 |