| 单词 | permeability of free space |
| 释义 | > as lemmaspermeability of free space permeability of free space n. a constant μ0 which in the cgs electromagnetic system of units is one and in the SI System is defined as a base quantity with the value 4π (= 12.57) × 10−7 henry metre−1.extracted from permeabilityn.< as lemmas |
| 随便看 |
|
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。