岩石花纹库的生成技术是计算机绘制柱状剖面图的核心环节，它直接关系到岩石花纹图案的质量和程序的实用性。
The creating technique of a rock symbol library is a kernel of plotting column by a computer. It has a direct effect on the quality of a rock symbol pattern and the program availability.
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.
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.
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