| |||
quarter-length | |||
quarter wave length | |||
one-quarter wave (length); quarter-wavelength | |||
quarter-wave (length) | |||
quarter wave; quarter wavelength |
四分之一波长 : 40 phrases in 11 subjects |
Air defense | 5 |
Construction | 1 |
Electronics | 6 |
General | 5 |
Geophysics | 1 |
Hydroelectric power stations | 1 |
Metallurgy | 1 |
Piezoelectric crystals | 1 |
Space | 2 |
Technology | 15 |
Telecommunications | 2 |