新手：App图标配置

App图标配置图标配置好了
"icons": {
"ios": {
"prerendered": "", /必选，是否高亮显示/
"auto": "",
"iphone": {
"normal": "unpackage/res/icons/57x57.png",
"retina": "unpackage/res/icons/114x114.png",
"retina7": "unpackage/res/icons/120x120.png",
"spotlight-normal": "unpackage/res/icons/29x29.png",
"spotlight-retina": "unpackage/res/icons/58x58.png",
"spotlight-retina7": "unpackage/res/icons/80x80.png",
"settings-normal": "unpackage/res/icons/29x29.png",
"settings-retina": "unpackage/res/icons/58x58.png",
"retina8": "unpackage/res/icons/180x180.png",
"settings-retina8": "unpackage/res/icons/87x87.png"
},
"ipad": {
"normal": "unpackage/res/icons/72x72.png",
"retina": "unpackage/res/icons/144x144.png",
"normal7": "unpackage/res/icons/76x76.png",
"retina7": "unpackage/res/icons/152x152.png",
"spotlight-normal": "unpackage/res/icons/50x50.png",
"spotlight-retina": "unpackage/res/icons/100x100.png",
"spotlight-normal7": "unpackage/res/icons/40x40.png",
"spotlight-retina7": "unpackage/res/icons/80x80.png",
"settings-normal": "unpackage/res/icons/29x29.png",
"settings-retina": "unpackage/res/icons/58x58.png"
}
},
"android": {
"mdpi": "unpackage/res/icons/48x48.png",
"ldpi": "unpackage/res/icons/48x48.png",
"hdpi": "unpackage/res/icons/72x72.png",
"xhdpi": "unpackage/res/icons/96x96.png",
"xxhdpi": "unpackage/res/icons/144x144.png"
}
}

为什么在真机运行还是现实默认的Hbuilder的图片？？