non-uniform sediment 非均匀沙
non-uniform sediment transport 非均匀输沙
non-uniform sediment incipient 非均匀沙起动
non-uniform bed-sediment 非均匀沙河床
Bottom flow structure is changed because of the existence of the non uniform sediment.
通过考察水流结构的改变，研究了非均匀沙的起动。
And then, according to the condition of limit equilibrium of forces, a formula about non uniform sediment incipient was deduced.
并以该流速公式为基础，按照颗粒极限平衡的受力得出了非均匀沙的起动公式。
A method is proposed for calculating the bed suspended load ratio of transport rate both uniform and non uniform sand in coast sediment movement as well as for calculating that of channel deposition.
提出了海岸泥沙运动中均匀沙和非均匀沙输沙率推悬比和航道淤积推悬比的计算方法。
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