英语词汇operational maintenance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	operational maintenance
释义	operational maintenance 【工程】日常保养
随便看	soil mapping soil mechanics soil microbiology soil moisture soil one's hands soil physics soil pipe soil pipes soil resistivity soil rot soil science soil scientist soil sement soil separate soil separates soil series soil shear strength soil stack soil sterilization soil stripes soil structure soil survey soil surveying soil thermograph soil thermometer

英汉双解词典包含483723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。