“keyseat reamer”的概念、定义、翻译、参考文献-科学参考

单词	keyseat reamer
释义	keyseat reamer Encyclopedia 工学井下工具释 keyseat reamer键槽扩大器连接于钻铤上方，用于破坏井身键槽，使钻铤免于键槽卡钻的装置。又称键槽破坏器。
随便看	flight management system flight managment system flight mechanics Flight Opeation Center flight operation control flight path angle of aircraft flight performance flight performance management flight performance of aircraft flight performance reserve flight plan of aerial photography Flight process flight profile flight recorder flight schedule flight separation flight sequence flight service flight service station flight show flight simulation flight simulation lab for flight test flight simulator flight site of military airfield flight speed of aircraf

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