MapXtreme2004的升级知道资料，在一些功能点上将MapX与MapXtreme2004做了对比说明，对于原来使用MapX，现在希望将应用移至MapXtreme2004的朋友很有帮助。
The following table lists the objects in the MapX 5.0 object model and the equivalent in the current object
model for MapXtreme 2004. Note that with the re-architecture of such an extensive product as MapXtreme
2004, the equivalent may approximate.
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