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sha ni yan lie xi shui shui dong li tiao jian yu kong shui yin su de tong ji fen xi
Author(s): 
Pages: 14-18
Year: Issue:  4
Journal: Hydrogeology and Engineering Geology

Keyword:  裂隙水砂泥岩裂隙发育控水因素地貌类型岩性北山地区水动力条件黄土台源河谷地带;
Abstract: <正> 一、砂泥岩层中裂隙发育的规律 在陕西北山地区砂泥岩层主要为石炭—三叠系的陆相碎屑岩沉积,砂、泥岩交互成层,但各层组的砂、泥岩比率则很不一致,它们除在局部的低山丘陵和河谷地带出露于地表外,普遍上复60—80米的黄土。在地貌类型上主要为呈北东东向展布的黄土台塬,受河流、沟谷的贯穿,塬面多被切割成大小不等
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