药物性胆汁淤积症
pertinacity stubborn druggery cholestosis
侵蚀沟谷
top fluctuant configuration
erosional gully
泥石流沟谷
debris flow valley
slope of debris flow gullies
debris flow
沟谷影响系数
trench influence coefficient
冲淤变动型沟谷泥石流
valley shape debris flow with erosion and deposit