“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	comparison test comparison theorem comparison theorem for convergence comparison theory comparison thermostat comparison tree comparoscope compartition compartment compartmentalization compartmentalize compartmentation compartment model compartment models compartment syndrome compartment theory compass Compass Bowl of the Yuan Dynasty compass construction compass dial compasses compasses and square compassion/sympathy Compasso d'Oro compass rose

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