tablayout_不能左右滑动问题小计
<android.support.design.widget.TabLayout android:id="@+id/tab_pic" android:layout_width="match_parent" app:tabMode="scrollable" android:layout_height="wrap_content"/>
<android.support.design.widget.TabLayout android:id="@+id/tab_pic" android:layout_width="match_parent" app:tabMode="scrollable" android:layout_height="wrap_content"/>