This paper studies systematically the effects of wellbore diameter, wellbore trace, horizontal section length and eccentricity on production of horizontal well.
系统分析了水平井井眼尺寸、井眼轨迹、水平井水平段长度和偏心距对水平井产量造成的影响。
Large-diameter hydraulic cylinders, normally retracted, force the two halves of the cover together in the middle to seal the wellbore.
大直径的液压缸，通常是收缩，迫使闸板的两半一起向中间运动去密封井眼。
The diameter of the gun used is typically determined by the presence of wellbore restrictions or limitations imposed by the surface equipment.
所用的射孔枪的直径一般根据由地面设备给予的井筒限制的存在来确定。
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