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单词
frequency stability
释义
frequency stability
Encyclopedia
工学
时间频率测量
释
frequency stability
频率稳定度
表征频率在测量过程中的起伏。是评估频率源性能优劣的主要技术指标,用频率源内部噪声调制产生的相位噪声大小(频域)或其导致的频率取样值的随机波动大小(时域)表征。其中,频域表征为表列信号频率(载频)傅里叶频谱(旁频)的单边带相位噪声谱密度幅值(dBc/Hz);时域表征则用阿伦方差和其他方差。上述频域表征和时域表征可相互转换。
Astronomy
frequency stability
频率稳定度
随便看
fourier transform hologram
Fourier transform infrared
Fourier transform infrared photoacoustic spectrometry
Fourier transform infrared photoacoustic spectrometry (FTIR-PAS)
Fourier transform infrared spectrometer
Fourier transform infrared spectrometer (FTIR)
Fourier transform infrared spectrometery
Fourier transform infrared spectrometry
Fourier transform infrared spectroscopy
Fourier transform ion cyclotron resonance
Fourier transform ion cyclotron resonance (FTICR)
Fourier transform ion cyclotron resonance mass spectrometry
Fourier transform-ion cyclotron resonance mass spectrometry
Fourier transform ion cyclotron resonance mass spectrometry (FTICR-MS)
Fourier transform lens
Fourier [transform] nuclear magnetic resonance
Fourier transform nuclear magnetic resonance
Fourier transform Raman spectrometer
Fourier transform Raman spectrometer; FT-Raman
Fourier [transform] Raman spectroscopy
Fourier transform Raman spectroscopy
Fourier transform spectrometer
Fourier [transform] spectroscopy
Fourier transform spectroscopy
Four Ink Plum Blossoms by Yang Wujiu
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更新时间:2025/7/9 8:42:16