“density measurement with shadow method”的概念、定义、翻译、参考文献-科学参考

单词	density measurement with shadow method
释义	density measurement with shadow method Encyclopedia 工学阴影法测量密度释 density measurement with shadow method阴影法测量密度利用光在被测流场中的折射率梯度变化（二阶导数）正比于流场气体密度的原理进行密度测量的方法，主要用于高速流场的定性研究。又称傅科刀口法，在光学中是最为简单的一种测量方法。
随便看	Separating Public Service Units from Government separating reed separating set separating tac-plane separating theorem separating transcendental basis separating trivalent actinides from lanthanides separating uniformizing coordinate separating unit separating vector separating vertex separation separation and purification of drug separation and purification of radionuclide in environmental samples separation and purification system separation anxiety separation anxiety disorder separation apparatus of strongly magnetic minerals separation apparatus of weakly magnetic minerals separation axiom separation basis separation between revenues and expenditures separation cochain separation cocycle separation condition

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