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在华中Ｉ型数控系统上开发了曲面数控仿型系统，分析了数控仿型系统的硬件和软件体系结构，讨论了其中的关键技术，实现了仿型加工实时多任务控制，并针对仿型加工中的测头跟随控制问题，介绍速度圆矢量分解的算法。
The CNC numerical simulation system of curved surface was developed on Huazhong I numerical control system. The hardware and software architecture of numerical simulation system was analyzed. The key technologies were discussed and real-time multi-task control of profiling was realized. The probe follows the control problem and introduces the algorithm of speed circular vector decomposition.