water and sand variability是什么意思 water and sand variability怎么读
water and sand variability的相关资料
water and sand variability的用法和样例
- Meantime, the discharge distribution of water and sediment and human activities have palyed important roles in the evolutions.
泥沙淤积是水沙变化的主要因素，江湖流量的分配在水沙变化中起著重要作用，人类活动也扮演著重要的角色。
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