“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	germ nucleus germocyte germ of a function germ of a holomorphic function germ of an analytic function germ of an analytic set germ plasm germplasm bank Germplasm Bank of Wild Species of Southwest China germplasm degeneration in aquaculture germ plasm enhancement for maize germplasm evaluation germplasm identification germplasm innovation of plant germplasm monitoring germplasm preservation germplasm regeneration germplasm resource descriptors germplasm resource field investigation germplasm resources Germplasm Resources Center of Landscape Plants， China germplasm resources of landscape plants germplasm resources of vegetables germ plasm theory germ pore

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。