“free-space propagation”的概念、定义、翻译、参考文献-科学参考

单词	free-space propagation
释义	free-space propagation [`frē ´spās ´präp·ǝ`gā·shǝn] ^{ELECTROMAGNETISM} Propagation of electromagnetic radiation over a straight-line path in a vacuum or ideal atmosphere, sufficiently removed from all objects that affect the wave in any way.
随便看	transitional fit transitional flow transition altitude transition card transition curve transition element transition factor transition flow transition frequency transition function transition interval transition lattice transition level transition loss transition moment transition point transition probability transition radiation detector transition region transition state transition temperature transition time transition to chaos transition zone transitive group

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