“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	Middle Capital of Liao Dynasty Middle Capital of Liao Dynasty Museum Middle Capital of Ming Dynasty middle cerebral artery middle cerebral vein middle childhood middle Chinese grammar Middle Chinese Phonology middle Chinese sounds middle class culture middle construction middle corona middle-depth well drilling middle dimensional middle distance orienteering middle ear middle ear barotrauma Middle East News Agency Middle East respiratory syndrome coronavirus Middle East respi-ratory syndrome，MERS Middle East Supply Center Middle East Wars middle English literature Middle European Plain middle finger

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。