Anthropogenic climate forcing will cause the global mean sea level to rise over the 21st century. However, regional sea ......

多径误差是全球卫星导航系统(global navigation satellite system,GNSS)高精度实时定位的主要误差源。由于多径效应具有时变特性......

为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......