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- incipient sediment motion 初始泥沙运动
- Both microscopic and macroscopic characteristics of sediment motion are investigated by changing the concentration of cohesionless sediment particles. 利用固体颗粒运动的动理论,通过改变颗粒浓度可以考察非粘性颗粒在水流中运动的典型微观和宏观运动特性。
- 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。
- Two-phase turbulent flow model for suspended sediment motion 基于两相紊流模型的悬移质泥沙运动数值模拟
- 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。
- The authors studies on incipient motion of sediment in the recent 40 years are summarized in the paper. 本文是作者40年来研究泥沙起动公式的小结。
- It is this molecular motion that we call heat. 就是这种分子运动我们称之为热。
- The meeting carried the motion by a large majority. 会议以多数通过了这项提议。
- Based on both shear force and stream power and through theoretical derivation, the incipient motion critical conditions of cohesionless uniform sediment are achieved. 通过理论推导，得出基于剪切力和水流功率的均匀沙起动临界条件表达式。
- He used his casting vote to block the motion. 他用他的投票反对动议的通过。
- Kinetic energy is the energy arising from motion. 动能就是由于运动而产生的能量。
- He introduced a motion to the Congress. 他向国会提交了一份议案。
- He emptied out the water barrel to clear it of sediment. 他把水桶倒空以清掉桶底的沉淀物。
- The motion was put to the assemblage. 这项提议已提交大会了。
- Parts of the film were shown again in slow motion. 影片的一些部分以慢动作重放。
- The formula for calculating the incipient motion condition of non-uniform sediment has been established by considering the equivalent grain and the relative exposure degree. 阐述了泥沙起动机理,通过对等效粒径概念及表达式的引入,推得了泥沙起动公式。
- Mr.Smith spoke in support of the motion. 史密斯先生发言支持该项。动议。
- His motion threw the meeting into an uproar. 他的建议在会上引起了一片吵嚷。
- Matter is in constant motion and constant change. 物质总是在不断运动，不断发展。
- What's your opinion of the motion? 你认为这项提议怎样？
