 |
| |||
| scanning electron beam | |||
| sweeping electron beam | |||
| electron scanning beam | |||
| scan beam; scanning beam; sweeping beam | |||
| 扫描电子束: 32 phrases in 10 subjects |
| Air defense | 3 |
| Earth sciences | 1 |
| Electronics | 17 |
| General | 1 |
| Geology | 1 |
| Oil / petroleum | 1 |
| Space | 2 |
| Technology | 4 |
| Telecommunications | 1 |
| Thermal Energy | 1 |