neper

[计] 奈培

词形变化

nepers 复数 nepers

释义与例句

n.
  1. 1.

    A non-SI unit of the attenuation (or sometimes gain) of field and power quantities such as electronic signals; the natural logarithm of a ratio, with 1 Np (a ratio of 2.718:1) being equivalent to 8.686 dB.

    商务 工程 物理 电子

词源

From Joannes Neper, the Latinized name of John Napier, a Scottish mathematician.

来源：wiktionary