“continuous circulation valve—CCV”的概念、定义、翻译、参考文献-科学参考

单词	continuous circulation valve—CCV
释义	continuous circulation valve—CCV Encyclopedia 工学控压钻井释 continuous circulation valve—CCV阀式连续循环钻井系统地面控制系统与接在钻杆上的连续循环阀联合作用，实现在接单根期间钻井液循环通道的切换，进而保持井下钻井液连续循环的特殊钻井作业设备组合。
随便看	extrinsic curvature extrinsic defect extrinsic derivative extrinsic geometry extrinsic pathway of blood coagulation extrinsic photoconductive infrared detector extrinsic property extrinsic protein extrinsic semiconductor extrinsic simeconductor material extrinsic sphere extrinsic study extrinsic symmetry extrinsic variable extrinsic variable star extrirts affect Simon task extron extrophia extrorse anther extrudability extrudate extrudate swell extrudate swelling extruded-bead sealing extrude honing

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