锐缘孔,锐缘孔口;
Characteristics of vertical sharp-edged orifice discharge(ⅲ) Effect of geometry on orifice discharge coefficient
垂直锐边孔口的自由出流特性(Ⅲ)孔几何形状对孔流系数的影响
Considering some problems presently existing in the design of pressure rectangular conduit, this paper discusses about the optimum basis that the walls of the inlet section of a large cross-section rectangular pressuring conduit coincide the nappe of the relative sharp-edged rectangular orifice.
考虑到目前有压矩形泄水孔口设计中存在的一些问题,对大断面矩形有压管进口段的优化壁面拟合依据进行了探讨。
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