minimum-curvature method 最小曲率法
If the section is a circular arc in the spatial slanting plane, the circular arc is the extremely reasonable bore hole path curve for slide drilling in minimum curvature method.
在此方法中,假设井段是空间斜平面上的圆弧,对于滑动钻进方式,圆弧是非常合理的井眼轨迹曲线。
In the light of characteristics that horizontal hole possesses a certain rate of curvature, the method of estimating minimum axial force at any point along a rod string is established.
针对水平井井眼具有一定曲率的特点,建立了抽油杆柱下部任意一点最小轴向力的计算方法。
Based on the minimum curvature radius definition and mid value theorem, the pape gives the method of determining the limit load of pile foundation through extreme value analysis.
文章根据最小曲率半径定义和中值定理,通过极值分析方法来确定桩基极限荷载。
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