一种基于离散点的曲线偏移算法，支持任意形状曲线，有外偏和内偏，-A discrete points of the curve offset based on algorithms, support any shape curve, with outer side and inner side,

地震测线偏移程序。图形偏移地震测线，自动生成偏移后测线文档文件，支持2线3线偏移。-Seismic lines offset program. The graphical offset seismic lines, automatic generation of the offset the posttest line document file, supports 2-wire 3-wire offset.