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.
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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