摘要: let pi = 3.1415926535897932384626; let x_pi = 3.14159265358979324 * 3000.0 / 180.0; let a = 6378245.0; let ee = 0.00669342162296594323; class LngLonUt 阅读全文
posted @ 2020-07-08 09:46 y-y-y-y 阅读(294) 评论(0) 推荐(0) 编辑