海拔 高 度 : 33 phrases in 15 subjects |
Automobiles | 4 |
Aviation | 5 |
Bridge construction | 1 |
Commerce | 1 |
Drilling | 1 |
Earth sciences | 2 |
Electronics | 1 |
Engineering geology | 1 |
General | 1 |
Geology | 1 |
Oil / petroleum | 1 |
Refrigeration | 1 |
Space | 1 |
Technology | 10 |
Wind Energy | 2 |