<?xml version="1.0"?>
<!-- 地图测量 -->
<configuration label="Draw and measure (default)">
            <distanceunits>
                        <distanceunit id="m" />
                        <distanceunit id="km" />
            </distanceunits>
            <areaunits>
                        <areaunit id="sq m" />
                        <areaunit id="sq km" />
            </areaunits>
</configuration>