ionic3启动白屏完美解决

<preference name="ShowSplashScreenSpinner" value="false" />
    <preference name="ScrollEnabled" value="false" />
    <preference name="android-minSdkVersion" value="16" />
    <preference name="BackupWebStorage" value="none" />
    <preference name="ShowSplashScreen" value="true" />
    <preference name="SplashScreen" value="screen" />
    <preference name="SplashScreenDelay" value="3000" />
    <preference name="AutoHideSplashScreen" value="false" />
    <preference name="SplashShowOnlyFirstTime" value="false" />
    <preference name="FadeSplashScreen" value="false" />
    <feature name="SplashScreen">
        <param name="android-package" value="org.apache.cordova.splashscreen.SplashScreen" />
    </feature>
<preference name="ShowSplashScreenSpinner"