سوال در مورد طراحی UI ?(حل شد)

 <?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@drawable/secend"
    android:orientation="vertical" >

    <android.support.v4.view.ViewPager
        xmlns:android="http://schemas.android.com/apk/res/android"
        android:id="@+id/pager"
        android:layout_width="fill_parent"
        android:layout_height="250dp"
        android:layout_gravity="center"
        android:layout_margin="5dp"
        android:adjustViewBounds="true"
        android:clickable="false"
        android:focusable="true"
        android:scaleType="fitXY"
        android:scrollbarStyle="outsideOverlay"
        android:src="@drawable/secendax" >

    </android.support.v4.view.ViewPager>

    <ImageView
        android:id="@+id/imgSelf"
        android:layout_width="wrap_content"
        android:layout_height="48dp"
        android:layout_marginLeft="2dp"
        android:layout_marginRight="2dp"
        android:layout_marginTop="4dp"
        android:contentDescription="@string/todo"
        android:scaleType="centerInside"
        android:src="@drawable/self" />

    <ImageView
        android:id="@+id/imgPolymeric"
        android:layout_width="wrap_content"
        android:layout_height="48dp"
        android:layout_marginLeft="2dp"
        android:layout_marginRight="2dp"
        android:layout_marginTop="4dp"
        android:contentDescription="@string/todo"
        android:scaleType="centerInside"
        android:src="@drawable/polymeric" />

    <ImageView
        android:id="@+id/imgOxidized"
        android:layout_width="wrap_content"
        android:layout_height="48dp"
        android:layout_marginLeft="2dp"
        android:layout_marginRight="2dp"
        android:layout_marginTop="4dp"
        android:contentDescription="@string/todo"
        android:scaleType="centerInside"
        android:src="@drawable/oxidized" />

    <ImageView
        android:id="@+id/imgLiquid"
        android:layout_width="wrap_content"
        android:layout_height="48dp"
        android:layout_marginLeft="2dp"
        android:layout_marginRight="2dp"
        android:layout_marginTop="4dp"
        android:contentDescription="@string/todo"
        android:scaleType="centerInside"
        android:src="@drawable/liquid" />

    <ImageView
        android:id="@+id/tell"
        android:layout_width="wrap_content"
        android:layout_height="48dp"
        android:layout_marginLeft="10dp"
        android:layout_marginRight="10dp"
        android:contentDescription="TODO"
        android:scaleType="centerInside"
        android:src="@drawable/tell" />

</LinearLayout>