The theory of minimum entropy production or minimum rate of energy dissipation shows that a river is stable when it is in a relative equilibrium condition.
最小熵产生原理或最小能耗率原理保证了河流在相对平衡状态的稳定性。
Because it destroyed the river equilibrium, sand excavation would cause river bed erosion in large scale, which is danger our to the structure across the river.
由于采沙破坏了天然河床的平衡状态,可引起长距离河床整体下切,对已有跨河桥梁工程不利。
The paper discusses the water demand volume for ecologic system equilibrium including the minimum water demand volume for water living things in lake and river;
文章探讨了维持生态系统平衡所需的水量,包括河湖水生生物生存的最小需水量;
An equation to calculate the critical discharge for river bed variation in alluvial rivers was derived through the theory of non-equilibrium sediment transport.
利用非饱和和输沙公式,首次提出了以悬移质为主的冲积河流中冲淤临界流量与水沙以及边界条件的一般关系。
An equation to calculate the critical discharge for river bed variation in alluvial rivers was derived through the theory of non-equilibrium sediment transport.
利用非饱和和输沙公式,首次提出了以悬移质为主的冲积河流中冲淤临界流量与水沙以及边界条件的一般关系。
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