步骤一、引入geographiclib包 <dependency> <groupId>net.sf.geographiclib</groupId> <artifactId>GeographicLib-Java</artifactId> <version>2.0</version> </dependency> 步骤二、分别计算距离，周长和面积 packagecom.opengis.tools.util; importnet.sf.geographiclib.Geodesic; i...