Posted by haifeng on 2015-03-12 10:37:54 last update 2015-03-12 10:50:41 | Answers (0) | 收藏
http://www.nhc.noaa.gov/
地球上两点之间距离的计算(根据经纬度)
http://williams.best.vwh.net/gccalc.htm
