英语词汇commutation number怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	commutation number
释义	commutation number 简明释义换相数网络释义 1 ?换相数定义中文名称：换相数英文名称： commutation number 定义：在交流线电压一个周期内，发生在每个换相组的换相次数。在桥式换流器联结中，每个换相组的换相数q?3。应用学科：电力（一级学科）；高压直流输电双语例句 1 A number of design formulars for the step height of waveform, the transformer coil and commutation components are derived. 文中导出了这一波形的阶梯高度、变压器线匝和换流元件的设计公式。
随便看	time of flight spectrometry time of flight spectrometry time-of-flight spectroscopy time of flight (tof) time-of-flight ultrasonic flowmeter time of flight velocity selector time of flight velocity selector time of flowering time of half dyeing time of harvesting time of hatch closing time of heat time of high water time of hospitalization time of ignition time of impact time of incidence time of infection time of initial setting time of irradiation time of lag time of launch time of legal memory time of liberation time of life

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。