地图查询
中国城市/世界卫星地图查询
http://maps.google.com/maps/geo?q=1600+Amphitheatre+Parkway,+Mountain+View,+CA&output=json&oe=utf8\ &sensor=true_or_false&key=ABQIAAAA1rBt5rGq5CyRQXc-yNOLBhTaqsQ_R8f70494IeYhdJWqFtlvCRRVwcGoy6bG-QVJWwJboX7iKxfMrQ