wincc从一系列曲线中得出一个标准曲线，并且计算每种的条数，并且在系统由报警时生成报警表等等。-wincc from a series of curves drawn a standard curve, and the calculation of the number of each type, and the system generated by the police when the police and so on.

DXF数据提取，以及顺序优化，目前对样条曲线的信息提取还有一定的缺陷。-DXF data extraction, and the sequence optimization, the current right-spline curves of information, there will be some flaws.

实例140-绘制数学曲线实例140-绘制数学曲线-Example 140- draw mathematical curves instance 140- draw mathematical curves

pb制作的自由划线工具，可以画曲线，可以导入坐标构成点画线，并可以保存图形(Pb produced free scribing tool, can draw curves, you can import coordinates stipple line and can save graphics)