資源簡介
北緯10~50,東經100~140
生成投影后坐標以及變形率
代碼片段和文件信息
#include
#include
double?fun1(double?adouble?bdouble?c)
{
double?Ugh;
h=a/2;g=(1-a*sin(b/180*c))/(1+a*sin(b/180*c));
????U=tan(c/4+(b/180*c)/2)*pow(gh);
????return?U;
}
double?fun2(double?adouble?bdouble?cdouble?e)
{
double?r;
r=(a*cos(b/180*c))/(sqrt(1-e*e*sin(b/180*c)*sin(b/180*c)));
return?r;
}
int?main()
{
????double?Ur0e=0.081819191a=6378137xyrupt=3.1415926glx1y1;/*t=πu=μ*/
????double?BB0=30LL0=120;
????for
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