![]() |
| |||
supporting device | |||
backup unit; support device |
支撑装置 : 22 phrases in 10 subjects |
Electronics | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 1 |
Hydroelectric power stations | 2 |
Metallurgy | 4 |
Nautical | 1 |
Rail transport | 5 |
Space | 1 |
Steel production | 3 |
Technology | 3 |