The STEPNCWrite library writes STEP-NC toolpath data (AP-238 CC1). This C++ library is completely open-source and has been released under the GNU General Public License (GPL). The library writes data in XML format (ISO 10303-28) using just prin

这是B样条曲线在数控加工中的刀具路径生成程序，CAD/CAM方向的算法程序。-This is a B-spline curve in NC machining tool path generation process, CAD/CAM program the direction of the algorithm.

之前用VB写的类，同样可以使用在VBA中。这样可以利用Excel300多个公式做数据分析，发挥Excel的强大功能，从而提供灵活地控制PM。- Prior written in VB class can also be used in VBA. Such formulas can be used to make data