 |
| |||
| guard response service | |||
| emergency centre | |||
| |||
| aural warning system | |||
| alarm center; alarm centre | |||
| central d'alarme: 6 短语, 3 学科 |
| 一般 | 2 |
| 信息技术 | 1 |
| 通讯 | 3 |
|
| |||
| guard response service | |||
| emergency centre | |||
| |||
| aural warning system | |||
| alarm center; alarm centre | |||
| central d'alarme: 6 短语, 3 学科 |
| 一般 | 2 |
| 信息技术 | 1 |
| 通讯 | 3 |