“time-frequency analysis”的概念、定义、翻译、参考文献-科学参考

单词	time-frequency analysis
释义	time-frequency analysis Encyclopedia 工学机械信号时频分析释 time-frequency analysis机械信号时频分析机械信号时域分析与频域分析的联合，利用时频分析方法研究时域与频域的联合分布信息，描述信号幅值随频率和时间的变化关系的方法。
随便看	superficies deficiency and interior excess superficies excess superficies excess and interior deficiency superficies heat superficies heat with interior cold superficies-interior points combination，superficies-interior points association superficies-relieving formula superfield superfield theory superfine proppant super fine water superfine wool superfinish superfluid superfluid component superfluid core superfluid density superfluid glass superfluid gyroscope superfluid helium superfluid helium-3 superfluidity superfluidity Fermi liquid superfluidity of liquid 3He superfluidity of liquid ^3He

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。