The longitude and latitude of two points are given, and the distance between two points is judged according to the latitude and longitude. At the same time, the correction information of azimuth is calculated according to the need.

Filename	Size	Update
jwd距离.exe	200704	2012-10-07
使用说明.txt	1794	2012-03-24
当下软件园.url	191	2012-03-24

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