天地图配置参数（北京）

<!--[if !supportLists]-->1.1     <!--[endif]-->坐标系
北京地方坐标系

<!--[if !supportLists]-->1.2     <!--[endif]-->分辨率Resolution
每个级别的比例尺（scale）和分辨率（resolution）：

<DLevel level="0" scale="3386781.496062992" resolution="896.0859375" />

<DLevel level="1" scale="1693390.748031496" resolution="448.04296875" />

<DLevel level="2" scale="846695.374015748" resolution="224.021484375" />

<DLevel level="3" scale="423347.687007874" resolution="112.0107421875" />

<DLevel level="4" scale="211673.843503937" resolution="56.00537109375" />

<DLevel level="5" scale="105836.9217519685" resolution="28.002685546875" />

<DLevel level="6" scale="52918.46087598425" resolution="14.0013427734375" />

<DLevel level="7" scale="26459.23043799213" resolution="7.00067138671875" />

<DLevel level="8" scale="13229.61521899604" resolution="3.50033569335937" />

<DLevel level="9" scale="6614.807609498003" resolution="1.75016784667968" />

<DLevel level="10" scale="3307.403804749013" resolution="0.875083923339843" />

<DLevel level="11" scale="1653.701902374507" resolution="0.4375419616699215" />