The neper (unit symbol Np) is a logarithmic unit for ratios of measurements of physical field and power quantities, such as gain and loss of electronic signals. The unit's name is derived from the name of John Napier, the inventor of logarithms.
例句与用法
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Abstract : this paper described the basic concept and expressions of the decibel and neper . it also explained some merits of the calculation rntes and application ranges of the measuremeut units 文摘:本文阐述了分贝与奈培的基本概念和表示方法，同时还说明了该计量单位的优点、计算法则和应用范围。
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