“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	common pool resources common portland cement common preparation common primary glomerulonephritis Common Program of Chinese People's Political Consultative Conference Common Program of the Chinese People's Political Consultative Conference (Ethnic Policy Section) common proper motion common proper-motion binary common proper-motion pair common proper-motion stars common property of mankind common prosperity common quail common ragweed common rail system common ratio common reed common refinement common representative common residue common resources common ricciocarpus common ring common root common rush

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。