为实现对样品的双向反射分布函数(Bidirectional Reflectance Distribution Function, BRDF)的测量, 设计了一种少光线遮拦、大回......

为了有效地减小机载平台振动对激光雷达（LiDAR）测量数据的精度的影响，针对机载平台振动的特点研究了平台振动引起的激光束指向误差的......

　　In order to reduce the influence of airborne platforms vibration on the accuracy of measurements,the propagation mod......

The alidade’s non-uniform temperature field of a large radio telescope is very obvious under solar radiation.Estimating......