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-现代词典

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	mmprpg mmps mmpse mmpsg mmpsi mmpt mmpu mmpv mmpvs mmpw mmp-x1 mmp-x2 mmpx2 mmpy mmpz mmq mmqb mmqc mmqci mmql mmqm mmqs mmr mmr2 mmra

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。