英语词汇“guide ring”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	guide ring
释义	guide ring guide ring [′gīd ‚riŋ] (mining engineering) A longitudinally grooved, annular ring made almost full borehole size, which is fitted to an extension coupling between the core barrel and the first drill rod.
随便看	placental cadherin placental calcification placental calcium-binding protein2 3 placental carboxylesterase 3 placental cavities placental circulation placental clock placental cord insertion placental-derived mitogenic factor placental dysfunction placental dysfunction syndrome placental dysmature placental dystocia placental edema placental estrogen placental failure placental glutathione-s-transferase placental growth factor placental growth hormone placental h placental haemangioma placental hormone placental hormones placentalia placental implantation

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。