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yuan xing qiao dun zhou wei ju bu chong shua wu mo he shu mo de ke kao xing
Author(s): 
Pages: 77-83+76
Year: Issue:  1
Journal: World Bridges

Keyword:  最大局部冲刷深度最大冲刷深度现场测量数模计算现场观测行近流圆形桥墩河床高程清水冲刷流速分布;
Abstract: 用数模计算和物模预测,以及现场测量而得到了均匀和非均匀圆形桥墩处的最大清水冲刷深度。非均匀圆形桥墩可视作上部与下部直径不同的桥墩。均匀圆形桥墩和下部与上部直径比小于或等于1.50的非均匀圆形桥墩,由数模和物模合理地预测最大冲刷深度。下部与上部直径比大于1.50的非均匀圆形桥墩,数模不能精确地模拟最大冲刷深度,用物模则能足够精确地予以预测。
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