This paper presents a mathematical model which involves only four parameters to simulate the water movement and balance of surface and groundwater in a basin or an irrigation area.
本文提出一个仅含四个参数的数学模型来模拟一个流域或泄区的地面水和地下水的运动及水量平衡情势。
For the actual shells, the modified geometrical highlight model with four parameters should be used whether it is coated or not with silent tiles.
对于实际壳体，无论敷瓦还是未敷瓦都应采用修正的四参数几何亮点模型计算目标强度。
T he relation of the four parameters with initial slab thickness, initial slab width, width reduction and edger roll diameter was obtained and a new mathematical model was accomplished as well.
得出表征立轧时轧件断面特征的四个参量与侧压量、立辊直径、板坯来料厚度及宽度间的关系，并建立了新的数学模型。
应用推荐