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用拉格朗日插值法求钻程坐标及其 PC—1500程序

CALCULATION OF DRILLING PATH USING LAGRANGIAN INTERPOLATION METHOD AND ITS PC—1500 PROGRAM
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摘要 传统方法绘制的钻程线投影图,往往成为较明显的折线。不符合本来是圆滑曲线的钻程线,且其误差也较大,而用拉格朗日插值法可以根据已得到的测斜结果,拟合出一条圆滑的钻程线。本文介绍了用这种方法编制的PC—1500机BASIC程序,使地质人员可用该机计算制图,摆脱繁锁的手工操作,提高工效和成图质量。 The drilling path curve drawn by routine method is often an obvious broken line, not comforming to the real drilling path which is actually a smooth curve, and it makes larger error. A smooth drilling path curve can be obtained by Lagrange interpolation method from the inclination data measured. This paper provides a PC-1500 program of this method, which geologists can use to drow drilling path curve through PC-1500 computer, getting rid of overelahorate manual operations, raising the working efficiency and improve the quality of their maps.
作者 陈昭明
出处 《湖南地质》 1989年第3期71-74,共4页 Hunan Geology
关键词 钻程线 插值法 PC-1500机 程序 Drilling path BASIC program PC-1500 computer
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