• 利用速度剖面公式计算垂线平均流速与实测值符合较好。

    The dimensionless velocity-profile formula fits not only the depth average velocity profile but also velocity profile of each layer along depth.

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  • 根据弯道水流纵向运动方程,提出了弯道水流纵向垂线平均流速计算公式。

    According to the longitudinal equation of flow movement in channel bends, the theoretical formula of depth-averaged longitudinal velocity distrbution is established.

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  • 文中还利用量纲分析导出挖槽中心垂线平均流速折减系数经验公式

    An empirical formula of depth-averaged velocity is derived by means of dimensional analysis, and at the same time the characteristics of the variation of bottom current velocity are described.

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  • 通过简化明渠水流运动方程得到垂线平均流速横向变化微分方程序。

    In this paper, a differential equation of describing the lateral distribution of depth averaged velocity is obtained by simplifying 2d shallow water equations of open channel flow.

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  • 通过简化明渠水流运动方程得到垂线平均流速横向变化微分方程序。

    In this paper, a differential equation of describing the lateral distribution of depth averaged velocity is obtained by simplifying 2d shallow water equations of open channel flow.

    youdao

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