So, it is necessary to further study movement and distribution of sediments in the flow.

因而进一步展开对泥沙运动及分布问题的研究是非常必要的。

youdao

So, it is necessary to further study movement and distribution of sediments in the flow.

因而进一步展开对泥沙运动及分布问题的研究是非常必要的。

youdao