- base-band spectral analysis
- 基: base; foundation
- 带: belt; girdle; ribbon; band; ...
- 频谱分析: spectrum analysis; frequency ...
- 选带频谱分析: band selectable sp4ctralanalysis
- 宽频带频谱分析仪: wide-band ectrum analyzer; wide-band frequency ectrum analyser; wide-band frequency spectrum analyser; wide-band spectrum analyzer
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