包工合 同: 33 phrases in 14 subjects |
Architecture | 1 |
Aviation | 1 |
Bridge construction | 2 |
Business | 6 |
Coal | 1 |
Commerce | 1 |
Consulting | 1 |
Engineering geology | 1 |
Hydroelectric power stations | 1 |
Metallurgy | 3 |
Project management | 3 |
Shipbuilding | 1 |
Technology | 9 |
Textile industry | 2 |