| |||
| 多重反射 | |||
| 多层面反射 | |||
| 多次反射 | |||
| 多次反复; 重复反射 | |||
| |||
| 多次反射 | |||
|
multiple reflection : 21 phrases in 7 subjects |
| Air defense | 2 |
| Chemistry | 1 |
| Electronics | 3 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Geophysics | 1 |
| Oil / petroleum | 2 |
| Technology | 11 |
| |||
| 多重反射 | |||
| 多层面反射 | |||
| 多次反射 | |||
| 多次反复; 重复反射 | |||
| |||
| 多次反射 | |||
|
multiple reflection : 21 phrases in 7 subjects |
| Air defense | 2 |
| Chemistry | 1 |
| Electronics | 3 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Geophysics | 1 |
| Oil / petroleum | 2 |
| Technology | 11 |