对头接 : 200 phrase in 23 subjects |
Animal husbandry | 1 |
Architecture | 8 |
Automobiles | 5 |
Aviation | 1 |
Bridge construction | 17 |
Business | 1 |
Chemistry | 5 |
Compressors | 1 |
Construction | 4 |
Drilling | 6 |
Electronics | 5 |
Engineering geology | 1 |
General | 4 |
Hydroelectric power stations | 1 |
Metallurgy | 14 |
Oil / petroleum | 7 |
Plastics | 11 |
Rail transport | 4 |
Space | 5 |
Steel production | 1 |
Technology | 95 |
Telecommunications | 1 |
Textile industry | 2 |