Trackside
| Acoustic Detection System
| trackside | |
| commun. railw. | 地面; 轨旁 |
| acoustic detection systems | |
| geophys. | 声波探测系统 |
| |||
| 地面; 轨旁 | |||
| 线旁; 沿线 | |||
|
Trackside : 23 phrases in 4 subjects |
| Communications | 8 |
| Rail transport | 6 |
| Sports | 1 |
| Technology | 8 |