Nonlinear phenomena such as internal resonances have significant potential applications in micro electro mechanical ......

围绕陕西国防工业系统结构优化这一中心问题进行了深入研究，文章首先提出把现有系统分成军民两个子系统，对军民两个子系统以及军民综......

The effect of active control imposed at the wall on optimal structures in wall turbulence is studied by using a linear t......

针对目前荔枝龙眼采摘机械手的市场应用和推广不理想的状况,对现有市场上多种高枝水果采摘机械手工作原理进行分析,找出存在的工艺......