Many authors have proposed effi cient models to predict cut-ting forces in milling operations. Some experimental resultsare available for steels [2–15], aluminium alloys [14–18], zinc alloys [19,20] or aeronautical alloys [6,21–23]. However, the

职能材料主动控制代码，形状记忆合金和压电陶瓷的控制，matlab环境-The functions of the material active control code, control of shape memory alloys and piezoelectric ceramics, the Matlab environment