R语言编程，重要的数据统计与分析工具，有两份资料，相当有参考价值. -R language programming, an important technical tool for data statistics and analysis. Two files attached, of considerate reference.

ABB突破传统铸件清理工艺的瓶颈，研发的机械加工力控制技术，不仅大大提高了生产效率，而且还可以节省编程时间，提高质量水平和稳定性。-ABB break the bottleneck of traditional casting cleaning process, R & D machining force control technology, not only greatly improve production efficiency, but also can save progra