英语词汇proportional operation apparatus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	proportional operation apparatus
释义	proportional operation apparatus 简明释义比例操作器专业释义 1 交通运输工程比例操作器
随便看	X-ray operatintg theatre television X ray operatintg theatre television X-ray optical system X-ray optics x ray optics X-ray orientation x ray output X-ray output x-ray output at full rating X-ray oxidation X ray paper X ray paper x ray pattern x ray pattern x ray pattern X-ray peak broadening X-ray pectrometer X ray pectrometer X-ray pelvimetry X ray pelvimetry x-ray penetration x ray penetration X ray performance monitor x-ray performance monitor x ray phase analysis

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。