地质剖面图和柱状图是整个地质工作成果的基础和先导图件，是地质工程师经常性绘制的图件。
The Section-map, Column-map is the key and precursor chart during the all geology work and was draw by geologist frequently.
最后建立了地质勘察平面图、等值线图、柱状图和剖面图四种GIS表现模型。
Finally, there are four types of representation models based GIS, which are plan, contour map, histogram and section map.
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