| 单词 | ab- |
| 释义 | ab- A prefix attached to the name of a practical electrical unit to provide a name for a unit in the electromagnetic system of units (see electromagnetic units), e.g. abampere, abcoulomb, abvolt. The prefix is an abbreviation of the word ‘absolute’ as this system is also known as the absolute system . Compare stat-. In modern practice both absolute and electrostatic units have been replaced by SI units |
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物理辞典收录了3346条物理词条，基本涵盖了常用物理知识及物理英语单词词组的翻译及用法，是物理学习的有利工具。