| |||
guard net | |||
grid controlled | |||
control grid | |||
control gate; signal grid |
控制栅极: 27 phrases in 11 subjects |
Air defense | 1 |
Aviation | 1 |
Electronics | 5 |
General | 1 |
Metallurgy | 5 |
Oil / petroleum | 1 |
Radio | 1 |
Shipbuilding | 1 |
Space | 1 |
Technology | 9 |
Telecommunications | 1 |