3) alluvial cone in the front area of mountains
山前冲积扇
1.
Selection of technical scheme for eliminationing the unfavorable factors for low-grade highway on alluvial cone in the front area of mountains;
低等级公路克服山前冲积扇区不利因素的技术方案选择
4) piedmont plain
山前冲洪积平原
1.
The result of experiments implies that the reserve function of the aquifers from artificial recharge in Taihang piedmont plain of China is related, not only to the reservoir depth of surface water and the time ofwater infiltration but also to the accumulative total volume of water which flows into the reservoir under thecondition of pond infiltration, well injection and channel infiltration.
通过实验研究探讨了太行山前平原地下调蓄能力,实验研究表明,在汇水坑渗、井灌和引水渠渗条件下,太行山前冲洪积平原地下调蓄功能不仅与地表积水深度、入渗时间有关,而且还与汇水总量的多少有关。
2.
The result of experiments implies that the reserve function of the aquifers with river channels from artificial recharge in Taihang piedmont plain of China is related, not only to the accumulative total volume of water and the time of river runoff but also to the unit volume of water which flows throngh rever channels.
实验研究表明 ,在河道过水动水条件下 ,太行山前冲洪积平原地下调蓄功能不仅与总过水量、过水时间有关 ,而且还与河道过水流量的大小有关 ;平均每增加 1个流量 ,引起距河道 95m处地下水位上升 0 。
5) Piedmont aggraded valley plain
山前冲积平原
6) piedmont alluvial-pluvial fan
山前冲洪积扇
1.
This paper expounds correct selection of hydrogeological parameters is of importance to the construction of waterworks on the basis of selection, calculation and correlation of hydrogeological parameters for piedmont alluvial-pluvial fan as watersource field of Sanxingdui of the Shiting Hill.
通过对成都平原石亭江山前冲洪积扇的三星堆水源地水文地质条件及求参效果对比 ,阐明了正确选择水文地质参数对水厂建设的重要性。
补充资料：冲积扇
| 冲积扇 alluvial fan 常年性的河流出山后，以山麓谷口为顶点向开阔低地展布而形成的扇状堆积地貌，是冲积平原的组成部分。面积约数百平方米至数百平方千米。如黄河冲积扇、滹沱河冲积扇等。冲积扇的扇顶坡度陡，多为砾石和筛滤堆积物组成，中间厚、两侧薄；扇中坡度较缓，主要由砂砾石夹粘土组成，横切面似弦切面，中部堆积厚，两侧薄；扇缘坡度最低约1°～2°，一般由粉沙和粘土组成，扇缘常出露泉水或形成沼泽、洼地。不同的干、湿气候区与构造活动区，分布着不同特点的冲积扇。冲积扇的发育时期与扇面的几何形态相关。
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参考词条