纬度:22.525351,经度:113.939723;
设置地图中心坐标点
CLLocationCoordinate2D cl2d = CLLocationCoordinate2DMake(22.540396,113.951832);
_mapView.centerCoordinate = cl2d;
谷歌地图:22.5254311346,113.9396396697
百度地图:22.5311040000,113.9461970000
腾讯高德:22.5254574680,113.9396754825
百度地图:22.5311040000,113.9461970000
腾讯高德:22.5254574680,113.9396754825