“neper”的概念、定义、翻译、参考文献-科学参考

单词	neper
释义	neper Physics A unit used to express a ratio of powers, currents, etc., used especially in telecommunications to denote the attenuation of an amplitude A₁ to an amplitude A₂ as N nepers, where $N = ln(A_{2} / A_{1}) .$ 1 neper=8.686 decibels. The unit is named after John Napier (1550–1617), the inventor of natural logarithms.
随便看	biotic factor biotic index biotic potential biotin biotite Biot, Jean Baptiste Biot, Jean-Baptiste (1774–1862) Biot number biotope bioturbation biotype Biot–Savart law biounlimiting elements biozone bipartite graph bipedalism biphase PCM biplot bipolar cell bipolar distribution bipolar group bipolar integrated circuit bipolar junction transistor bipolar logic circuit bipolar nebula

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