射频频谱: radio frequency spectrumradio spectrumradio-spectrumradiofrequency spectrum
Example Sentences:
1.
Test results are analyzed in one third octave band spectrums mainly regarding vibration - sensitive instruments and emphasizing on low frequency band 测试结果的分析主要是针对振动敏感仪器的,在频域内采用1 / 3倍频程频谱,重点考虑低频段的地面响应。