恶劣钻井环境 rugged drilling enviroment ; hostile drilling environment
油井环空封隔 oil-well packing
矿井环境 mine environment
关井环形空间测试法 shut-in annulus test
水平井偏心环空 horizontal eccentric annulus ; horizontaleccentrica ulus
发射井环境 [军] [航] silo environment
凿井工篆环 shaft sinking cycle ; sinking cycle
井眼环境 borehole environment
井底循环温度 bottom hole circulating temperature ; BHCT
井底循环压力 bottom hole circulating pressure
在套管或衬管与周围的水泥环之间所形成的小间隙，这些间隙是由于在固井期间或固井之后温度或压力的变化所致。
A small gap that can form between the casing or liner and the surrounding cement sheath, most commonly formed by variations in temperature or pressure during or after the cementing process.
为了得到更精确更趋于实际的测井数据，研究套管和水泥环等对井问电磁测井的影响规律具有非常重要的意义。
In order to get more accurate logging data, it is very important to do research on the influence rule of metal casing and cement sheath to cross-well electromagnetic logging.
本文介绍偏心度为井深函数的实际环空中压降计算的理论模型和便于现场使用的简化计算方法。
This paper presents a theoretical model for realistic annular pressure loss calculation in which the eccentricity is a function of the well depth and a simplified method for field calculations.
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