“neper”的概念、定义、翻译、参考文献-科学参考

单词	neper
释义	neper [`nē·pǝr] ^PHYSICS 1. Abbreviated Np. Also known as napier. 2. A unit used for expressing the ratio of two currents, voltages, or analogous quantities; the number of nepers is the natural logarithm of this ratio. 3. A unit used for expressing the ratio of two powers (even when this ratio is not the square of the corresponding current or voltage ratio); the number of nepers is the natural logarithm of the square root of this ratio; to avoid confusion, this usage should be accompanied by a specific statement.
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