波导 活塞 | |
tech. | waveguide plunger |
衰减 器 | |
gen. | attenuator |
衰减器 | |
gen. | dimmer |
el. meas.inst. | attenuator |
eng.geol. | compressor |
oil | attenuation |
space | pad |
tech. | attenuater; attenuation pad; attenuating pad |
| |||
waveguide plunger |
波导活塞 : 2 phrases in 1 subject |
Technology | 2 |