英语词汇“friction blocks”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	friction blocks
释义	friction blocks friction blocks [′frik·shən ‚bläks] (petroleum engineering) Thin blocks with cylindrical surfaces that drag on the inside of the well casing to prevent rotation of the packer (seal between the outside of tubing and inside of casing).
随便看	give you a dirty look give you a dose of your own medicine give you a fair crack of the whip give you a fair shake give you a feel of give you a fit give you a fix give you a fix of give you a fresh start give you a good bawling out give you a good bawling-out give you a good talking to give you a good working over give you a good working-over give you a hammering give you a hand give you a hard time give you a heads up give you a kick give you a leg up give you a lift give you a lift? give you a line give you a lot of stick give you a melvin

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