merge

include
You can put similar layout elements into separate XML and use <include> tag to use it.
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="64dip"
android:gravity="center_vertical"
android:ignoreGravity="@+id/icon">
<include layout="@layout/track_list_item_common" />;
</RelativeLayout>
track_list_item_common.xml
<merge xmlns:android="http://schemas.android.com/apk/res/android">
<ImageView android:id="@+id/icon"
android:layout_alignParentLeft="true"
android:layout_centerVertical="true"
android:layout_marginLeft="4dip"
android:layout_width="60px"
android:layout_height="60px"/>
...
</merge>