incipient sediment motion

• 初始泥沙运动

incipient sediment motion的用法和样例：

例句

1. When flow velocity decreases below the corresponding incipient motion condition, no sediment movement occurs.
   当水流速度小于相应的起始运动时，将无泥沙运动。
2. The physical pattern of sediment exchange and bed coarsening simulation was put forward, and long-term data on hydraulic-dynamics and sediment motions were modeled.
   提出了泥沙交换和河床粗化计算模拟的物理图案，对长系列水动力和泥沙运动进行了模化处理。