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crystal filter | |
IT | 晶体滤波器 |
heterodyne | |
avia. | 外差 |
met. | 外差法; 外差的; 外差振荡器 |
oil | 外差作用 |
radio.amat. | 外差 |
space | 外差 |
tech. | 成拍 |
analyser | |
sport. med. | 分析器 |
| |||
晶体滤波器 | |||
压电晶体滤波器 |
crystal-filter heterodyne analyser : 23 phrases in 7 subjects |
Air defense | 2 |
Aviation | 1 |
Electronics | 4 |
General | 1 |
Geophysics | 6 |
Technology | 8 |
Telecommunications | 1 |