fire detection
| relay
| fire detection | |
| avia. | 火警检测 |
| nautic. tech. | 烟火探测; 探火 |
| rem.sens. | 火灾侦查 |
| steel. | 火焰探测 |
| Relay | |
| space | 中继 |
| relay | |
| el.mach. | 电气继电器; 继电器 |
| forestr. | 分程传递 |
| hydroel.st. од. | 继电器 |
| interntl.trade. | 转送; 补充; 接替 |
| met. | 替续器; 中继站 |
| |||
| 火警检测 | |||
| 烟火探测; 探火 | |||
| 火灾侦查 | |||
| 火焰探测 | |||
| 火灾侦察; 火警探测; 火灾探测 | |||
|
fire detection : 49 phrases in 9 subjects |
| Aviation | 14 |
| Forestry | 2 |
| General | 1 |
| Hydroelectric power stations | 3 |
| Nautical | 10 |
| Nuclear and fusion power | 1 |
| Oil / petroleum | 1 |
| Space | 3 |
| Technology | 14 |