接地装 置 : 37 phrases in 13 subjects |
Automobiles | 1 |
Aviation | 2 |
Chemistry | 1 |
Drilling | 1 |
Electric machinery | 1 |
Electronics | 7 |
Hydroelectric power stations | 4 |
Information technology | 1 |
Nautical | 1 |
Oil / petroleum | 1 |
Rail transport | 2 |
Space | 1 |
Technology | 14 |