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	bloodsport blood sport (hunting) blood sports bloodsports blood spots blood spotted on filter paper bloodsprent blood stagnation bloodstain blood stain child bloodstain convergence blood stained bloodstained bloodstainedly blood-stained sputum bloodstaining bloodstain pattern bloodstain pattern analysis bloodstains blood star blood stasis syndrome blood stem cell transplantation bloodstick bloodstock bloodstock industry

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。