“spectral Doppler velocimetry, SDV”的概念、定义、翻译、参考文献-科学参考

单词	spectral Doppler velocimetry, SDV
释义	spectral Doppler velocimetry, SDV Encyclopedia 工学多普勒测速法释 spectral Doppler velocimetry, SDV光谱多普勒测速法专门应用于气体速度测量的方法。应是利用气体分子特征光谱的多普勒频移、展宽等效应，通过光谱分析（吸收光谱、荧光光谱或拉曼光谱），获得气体分子的速度和温度、压力等参量，光谱分析是非接触、快速的、直接测量方法，无须使用示踪粒子，测量准确度高。
随便看	density gauge density gauge survey density gradient centrifugation density gradient method density hole density hypothesis density independence density-independent natural selection density inversion of gravity anomaly density inversion of gravity gradient density jump density logging density logging device density matrix density matrix renormalization group density matrix renormalization group theory density maxima density measurement density measurement using interferometry density measurement with schlieren method density measurement with shadow method density meter density method density metrology density metrology technology

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