 |
| |||
| backup facility | |||
| emergency generator | |||
| alternative device | |||
| |||
| back-up facilities | |||
|
installation de secours : 4 短语, 3 学科 |
| 一般 | 1 |
| 热工程 | 1 |
| 电子产品 | 2 |
|
| |||
| backup facility | |||
| emergency generator | |||
| alternative device | |||
| |||
| back-up facilities | |||
|
installation de secours : 4 短语, 3 学科 |
| 一般 | 1 |
| 热工程 | 1 |
| 电子产品 | 2 |