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houxiao

2017-08-14 fb7b92964274de80b86ae5a24b1e49b27719b0df

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<?xml version="1.0" encoding="utf-8"?> 
<alpha 
    xmlns:android="http://schemas.android.com/apk/res/android" 
    android:fromAlpha="1.0" 
    android:toAlpha="0.0" 
    android:duration="300"/>