摘要
阐述了分贝与奈培的基本概念和表示方法 ,同时说明了该计量单位的优点 ,计算法则和应用范围。
This paper describs briefly the basic Concept and method of expressions of decibel and Napier. It also describes their merits, calculation rules and application ranges of this measuring unit.
出处
《电子机械工程》
2002年第6期4-7,共4页
Electro-Mechanical Engineering
