Based on the analysis of woodworking drilling process, the design plan of a horizontal drilling machine is determined.
通过对木材钻孔工艺的分析，确定卧式木工钻孔机的设计方案。
The mathematical model for evaluating sidetrack horizontal well drilling is developed by using the fuzzy mathematical theory and analytical hierarchic process.
针对侧钻水平井钻井的特点，应用模糊数学理论和层次分析方法，建立了侧钻水平井钻井综合评价模型。
Horizontal well production forecasting formulas need to consider not only anisotropism and borehole eccentricity, but also the skin factor during drilling and completion process.
水平井产能预测公式除了要考虑储层各向异性和井眼偏心距的影响因素外，还要考虑钻井和完井过程中产生的表皮系数的影响。
Horizontal well production forecasting formulas need to consider not only anisotropism and borehole eccentricity, but also the skin factor during drilling and completion process.
水平井产能预测公式除了要考虑储层各向异性和井眼偏心距的影响因素外，还要考虑钻井和完井过程中产生的表皮系数的影响。
应用推荐