大青山河谷地貌特征及新构造意义
Acta Geographica Sinica（1999）
Abstract
论述了大青山河谷地貌的基本特征,河谷地貌的形成和演化明显地受大青山山前断裂带的控制.在山前断裂强烈活动的地段,河流深切呈峡谷,发育多级河流阶地,河谷纵剖面为上凸形,谷底宽度与谷肩山高度之比Vf值较小;在山前断裂活动较弱的地段,河流侧蚀呈宽谷,河流阶地级数较少,河谷纵剖面为下凹形,Vf值较大.河谷纵剖面凹度与大青山抬升幅度线性负相关.
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Key words
River terrace,The Daqingshan Piedmont Fault,The longitudinal profile of river valley,Tributary valley,Uplift amount,V (f)-value
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