special-shape相关论文
Surface quality of extruding metal special-shape products and frictional behavior in optimized die c
With the help of Complex Function Mapping theory, the complicated three-dimensional deformation problems are transferred......
针对柴油机两级增压旁通阀大范围高精度调节特性需求,开展了增压旁通偏置异型阀阀瓣型线优化设计研究,实现了等百分比流量调节特性......
爆破拆除宽为13m、东西长111m、高为12m的复杂砖混结构楼房,在楼房高宽比值不大,整体性较差的情况下,对需要保护周围树木、建筑物等的......