钻孔程序，数控界面，vc++编写，含exe文件，便于分析-Drilling program, CNC interface, vc++ compiled with exe file for easy analysis

用来设计和计算钻杆和接头的各个性能，具有一定的参考价值。-Used to design and calculate the drill pipe and joints of the various performance, with a certain reference value.

5个重要的UDF源码： 1、水波动态模拟的动网格UDF 2、UDF定义液滴撞击过程 3、hoff方法的动态接触角UDF 4、平衡方法的动态接触角UDF 5、钻头运动的动态模拟的动网格UDF -Five important UDF source: 1, dynamic wave simulation of dynamic grid UDF 2, UDF definition of liquid droplets impinging process 3. Hoff method of dyna