| |||
波束切换; 射束转换 | |||
波束转换; 射束转换法; 射束变向 | |||
射波束转换; 电子注转换 | |||
| |||
射束转换变向,开关的; 电子注转换的 | |||
波束变向; 波束转换 | |||
| |||
电子注开关 | |||
束开关 |
beam -switching : 40 phrases in 13 subjects |
Air defense | 2 |
Antennas and waveguides | 2 |
Automobiles | 4 |
Aviation | 2 |
Computers | 1 |
Construction | 1 |
Electronics | 8 |
Geophysics | 2 |
Information technology | 1 |
Radio | 4 |
Shipbuilding | 1 |
Space | 2 |
Technology | 10 |