alluvial fan是什么意思 alluvial fan怎么读
alluvial fan的英文翻译是什么意思，词典释义与在线翻译
Noun:- a fan-shaped deposit where a fast flowing stream flattens out
alluvial fan的用法和样例
- These channels are most common near the apex of the alluvial fan body.
这些河道最常见于近冲积扇体的顶端。 - The landform on which ancient human activity relic located was interfluvial floodplain on Yongding River Alluvial Fan.
古人类活动遗址所处地貌部位为古永定河冲积扇的河间冲积平原。
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