<applicationandroid:name="com.zdkj.zdexpress.MyApplication"android:allowBackup="true"android:icon="@drawable/ic_launcher"android:label="@string/app_name"android:theme="@android:style/Theme.Translucent"><meta-dataandroid:name="com.baidu.lbsapi.API_KEY"android:value="AzVp5UE1wCuvsXa7ifHe8IjL"/><activityandroid:name="com.zdkj.zdexpress.SplashActivity"android:label="@string/app_name"android:launchMode="singleTask"><intent-filter><actionandroid:name="android.intent.action.MAIN"/><categoryandroid:name="android.intent.category.LAUNCHER"/></intent-filter></activity>

android:theme="@android:style/Theme.Translucent"

把主题设置为透明即可