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第1期杆系结构动力计算的精确解法……………………………………………………………沙德松 孙焕纯 费新芳(1)三维空间形体在二维空间上的图象显示……………………………………………………刘文彦(7)改进的梯度投影单纯形法 GPS及其在桁架优化上的应用…………………………隋允
The first phase of the rod system dynamic calculation of the exact solution ....................................................... Shade Song Sun Huanchuan Fei Xinfang (1) three-dimensional space in two dimensions Spatial image display ............................................................ Liu Wenyan (7) Improved gradient projection simplex method GPS and its application in truss optimization ......... ..................... Sui Yun