<groupId>org.locationtech.proj4j</groupId> <artifactId>proj4j</artifactId> <version>1.2.3</version> </dependency> 1. 2. 3. 4. 5. 6. 2、新建转换类,比如还是跟上面一样实现EPSG:4524转EPSG:2334 import org.locationtech.proj4j.*; public class HelloProj4J { public static void main(Stri...