英语词汇“disk-wall packer”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	disk-wall packer
释义	disk-wall packer disk-wall packer [′disk ‚wȯl ‚pak·ər] (petroleum engineering) A disklike seal between the outside of the well tubing and the inside of the well casing; used to prevent fluid movement from the pressure differential above and below the sealing point.
随便看	fairfield lake state park fairfield osborn fairfields fairfield shipbuilding and engineering company ltd. fairfield university fairfield youth baseball association fair finance guide international fair flat tax fair flat tax act fair flowers fair plants fair funds for investors fair game fair games fair garden family community center fairgoer fairground fairgrounds fair hair fair haired fair-haired fair haired boy fair-haired boy fair haired boys fair-haired boys fair-hairedly

英语词典包含2567994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。