轻混凝 土 : 211 phrases in 13 subjects |
Architecture | 3 |
Bridge construction | 3 |
Chemistry | 2 |
Construction | 1 |
Engineering geology | 1 |
General | 2 |
Hydroelectric power stations | 4 |
Metallurgy | 1 |
Oil / petroleum | 2 |
Plastics | 2 |
Rail transport | 1 |
Refrigeration | 1 |
Technology | 188 |