请输入您要查询的字词:
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
Newton-Raphson algorithm
Newton-Raphson fractal
Newton Raphson method
Newton-Raphson method
Newton relation
Newton ring
Newton second law
Newton series
Newton's first law
Newton, Sir Isaac
Newton's law of motion
Newton's laws of motion
Newton slope
Newton's method
Newton's rings
Newton's second law
Newton's third law
Newton-Stirling formula
Newton theorem
Newton third law
Newton three-eighths rule
Newton three laws of motion
Newton type algorithm
Newton viscosity law
New Topics Today
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2025/5/19 13:46:10