【摘要】 为了能在现场检测带孔洞大样品的变形 ,本文提出了运用环形编码法的改进自动网格法 .文中还研究了适用于大样品测量的网格制作技术 ,编制了网格自动处理及分析软件 ,进行了计算机模拟和实验标定 ,并分析了测试精度 .更多还原

【Abstract】 To measure deformation of large specimen with hole in locale, an improved automated grid methods using loop encoding technique is researched. The method extends applied field of automated grid method. The manufacture technique of grid for large specimen is discussed. And new software for grid auto process and analysis is programmed. Computational simulation and experimental calibrations have been processed. In addition, the measurement precision has been analyzed.更多还原