英语词汇“tension 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	tension packer
释义	tension packer tension packer [′ten·chən ′pak·ər] (petroleum engineering) A device to pressure-seal the annular space between an oil-well casing and tubing, held in place by tension against an upward push; a type of production packer.
随便看	daladier, edouard daladier édouard daladier, édouard dala-fandyr dalai blama dalai lama dalai-lama dalai lama in australia dalai lamas dalai llama dalainor dalai-nur dalal street dalalven dalam dalaman, turkey - dalaman dalan dalan dzadagad dalapon dalarna university centre for irish studies dalasi dalasis da lat dalat dalatiid

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。