| |||
supervisory equipment | |||
monitoring device; monitoring equipment; supervising device | |||
| |||
surveillance set |
监视设备 : 52 phrases in 10 subjects |
Aviation | 7 |
China | 1 |
Earth sciences | 1 |
Electronics | 18 |
Hydroelectric power stations | 1 |
Mechanics | 2 |
Space | 11 |
Technology | 9 |
Telecommunications | 1 |
United Nations | 1 |