| |||
波速张角 | |||
束锥角; 射线束夹角 | |||
散射波束锥形角 (of scattering) | |||
射束孔径角 | |||
波束角 | |||
光束孔径角; 光束角; 波束宽度 | |||
射束角 |
beam angle : 70 phrases in 13 subjects |
Air defense | 5 |
Aviation | 2 |
Chemistry | 1 |
Construction | 3 |
Drilling | 1 |
Electronics | 3 |
Geophysics | 1 |
Metallurgy | 4 |
Oil / petroleum | 5 |
Shipbuilding | 1 |
Space | 14 |
Technology | 29 |
Wind Energy | 1 |