“tool extractor”的概念、定义、翻译、参考文献-科学参考

单词	tool extractor
释义	tool extractor [`tül ik´strak·tǝr] ^ENGINEERING An implement for grasping and withdrawing drilling tools when broken, detached, or lost in a borehole.
随便看	Pleuronectiformes Pleuronematina pleuroperitoneal cavity pleuropneumonia pleuropneumonialike organism Pleurostigmophora Pleurotomariacea plexus pli plica plication plied yarn Pliensbachian pliers Plimsoll mark Plinian eruption plinth plinth block plinthite Pliocene Pliohyracinae pliothermic pliotron plissé PLL

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