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4 年
混凝土护栏主要有哪些型式?设计原理是什么?_纽泽西
因此有些道路主管机关(例如美国德州、澳洲) 索性将多斜率表面改为单斜率型混凝土护栏,图5b为典型例,此断面由美国德州运输局(Texas Department of Transportation,TX DOT)开发定案。 图5:F型与单斜率型混凝土护栏差异 ...
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