2Xu X W, Newman S T. Making CNC Machine Tools More Open Interoperable and Intelligent -a Review of the Technologies [J]. Computers in Industry, 2006,57(2) :141-152.
3Mane I,Gagnol V,Bouzgarrou B C,et al. Stability based Spindle Speed Control during Flexible Work- piece High speed Milling[J]. International Journal of Machine Tools and Manufacture, 2008,48(2): 184-194.