本文给出了一种新型自适应曲线插补方法。 即根据弓高误差自动调整进给步长，同时将轮廓误差限定在允许范围之内的参数曲线实时插补方法。

A new adaptive method about curve interpolation is proposed, which can automatically adjust step-length of motion and confine the contour error within a given tolerance.

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针对砂岩型铀矿体上氡气场低值区对应矿体而高值异常场对应矿体两端的特点，以矿体端点高值异常峰值点为中心进行二维等步长剖分，得出差分方程，为问题的进一步研究提供一种算法思路。

Study on 2-D finite difference method on the center of either high anomaly radon fields in view of the character of radon field over sandstone-type uranium provide an algorithm for further research.

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