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

单词	propagation constant
释义	propagation constant [´präp·ǝ`gā·shǝn ´kän·stǝnt] ^{ELECTROMAGNETISM} A rating for a line or medium along or through which a wave of a given frequency is being transmitted; it is a complex quantity; the real part is the attenuation constant in nepers per unit length, and the imaginary part is the phase constant in radians per unit length.
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