护 坡 : 319 phrases in 24 subjects |
Agriculture | 1 |
Architecture | 3 |
Automobiles | 1 |
Aviation | 1 |
Bridge construction | 33 |
China | 1 |
Communications | 1 |
Construction | 2 |
Consulting | 1 |
Desert science | 8 |
Drilling | 1 |
Earth sciences | 1 |
Ecology | 12 |
Electronics | 8 |
Engineering geology | 18 |
General | 1 |
Hydroelectric power stations | 41 |
Hydrology | 2 |
Management | 1 |
Metallurgy | 3 |
Oil / petroleum | 3 |
Rail transport | 8 |
Technology | 165 |
Water resources | 3 |