fix: 咋还报错？satellite

src/sdk/cover/index.js

@@ -35,10 +35,10 @@ let getMapProp = function(type1, type2){
             },
         ]
     }else{
-        props = {
+        props = [{
             url:  'https://mt0.google.com/vt/lyrs='+ (type1 == 'satellite'?"y":"m" ) +'&x={x}&y={y}&z={z}',
             maximumLevel: 22
-        }  
+        }]  
     }
     return props
 }