| |||
| 主动遥感器 | |||
| 主动式遥感器 | |||
| 有源传感器 | |||
| 主动式传感器 | |||
| 主动传感器 | |||
| 有源遥感器; 有源敏感器 | |||
|
active sensor : 22 phrases in 11 subjects |
| Automobiles | 1 |
| Aviation | 4 |
| Computer networks | 1 |
| Earth sciences | 1 |
| Ecology | 1 |
| Electronics | 1 |
| Information technology | 2 |
| Oceanography & oceanology | 2 |
| Oil / petroleum | 1 |
| Space | 6 |
| Technology | 2 |