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阀式连续循环钻井系统
释义
阀式连续循环钻井系统
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。
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process capability estimation
process capability index
process capability indices
process capability maturity
process capability study
process chart
process chromatography
process competence
process control
process control acquisition station
process control actuators
process control assessment
process control characteristic
process control model
process control of sorting
process control software
process control system
process control technology
process data-driven diagnostics
process decision program chart
process definition
process design
process diagnosis
process dissociation procedure
Process Drama
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