在利用GIS技术分析时，研究模型过于简化。
When using GIS technical analysis, the research model too simplifies.
对于静态模型，现有技术已经很好的实现了模型简化。
For the static model, the technology has achieved a very good model simplification.
对于静态模型，现有技术已经很好的实现了模型简化。
For the static model, the technology has achieved a very good model simplification.
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