 |
| |||
| 平行光射线束 | |||
| 平行射束 | |||
| 平行束; 平行射线束; 平行梁; ★ 平行光束 | |||
|
parallel beam : 11 phrases in 8 subjects |
| Bridge construction | 1 |
| Chemistry | 1 |
| Electronics | 1 |
| Information technology | 1 |
| Metallurgy | 4 |
| Oil / petroleum | 1 |
| Space | 1 |
| Technology | 1 |
|
| |||
| 平行光射线束 | |||
| 平行射束 | |||
| 平行束; 平行射线束; 平行梁; ★ 平行光束 | |||
|
parallel beam : 11 phrases in 8 subjects |
| Bridge construction | 1 |
| Chemistry | 1 |
| Electronics | 1 |
| Information technology | 1 |
| Metallurgy | 4 |
| Oil / petroleum | 1 |
| Space | 1 |
| Technology | 1 |