【摘要】 井眼轨道计算是钻井工程的项基础件工作。本文应用曲线论原理，提出了计算井眼轨道的新方法—曲线结构法。这种方法有益于了解井眼轨道上某点附近的基本形态和变化趋势，对于钻井工程的实际应用来说具有足够的精度。更多还原

【Abstract】 Borechole trajectory calclation is an elementary work in drilling engineering.Accordingto the principle of curve theory,this paper provides a new method of calculating borehole tra-jectory curve structure method.This method is beneficial to find out the essential shape andthe tendency of variation at a point nearby on the borehole trajectory,and it has adequate cal-culating precision for actual application in drilling engineering.更多还原