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【摘 要】
：
In the purple hilly region, erosions and landslides are all serious, and it is of great scientific value and practical significance to study their formation mec
【机 构】
：
Chengdu Institute of Mountain Hazards and Environment
【出 处】
：
山地科学学报（英文版）
【发表日期】
：
2004年期
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