Tests and analysis methods of variable displacement oil pump are introduced in this paper.Tests contain outlet pressure ......

This paper presents the experimental results and prediction model for autogenous shrinkage(AS)of high performance concre......

以受光阑限制的高斯光束在大气湍流中传输为例，用仿真程序数值模拟方法和实验方法对用Rytov相位结构函数二次近似和复高斯函数展开......

提出了一种快速生成高斯型去除函数的实验方法。通过研究倾斜定点入射方式下射流束中心与工件的交点和材料去除形貌之间的关系,得......