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window cutting sidetrack well drilling
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开窗侧钻井钻井
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window cutting sidetrack well drilling
开窗侧钻井
在油、气、水井的生产套管内预定的方向与深度,采用工具和工艺对套管进行开窗后形成新井眼,使老井恢复生产功能的钻井技术。即在原井套管预定位置进行开窗侧钻,形成有新井底、新井号的钻井技术。又称现代侧钻井钻井技术。
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appropriate adult participation system
appropriate exposure
appropriate harvest time of forage
appropriate health technology
appropriate level of sanitary or phytosanitary protection
appropriate period for rodent control
appropriate scale of agricultural land management
appropriate technology
approval-based security issuance system
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approval system for processing of agricultural genetically modified organisms
approved lists of bacterial names
approximability
approximable
approximable function
approximable group
approximable mapping
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approximate
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approximate analysis of laminar flame
approximate analytic methods in nonlinear vibration
approximate analytic solution
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