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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。
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chromaticness
chromatic number
chromatic number problem
chromatic partition
chromatic polarization
chromatic polynomial
chromatic refraction
chromatic resolution
chromatic sensitivity
chromatic spectral sequence
chromatic spherical aberration
chromatic sum equation
chromatic theory
chromatid
chromatin
chromatin immunoprecipitation
chromatin immunoprecipitation (ChIP)
chromatin immunoprecipitation-chip
chromatin immunoprecipitation on chip
chromatin immunoprecipitation-on-chip
chromatin immunoprecipitation-on-chip; ChIP-on-chip
chromatin immunoprecipitation-sequencing
chromatin remodeling
chromatism
chromatism of magnification
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