为了验证厦门海底隧道最小顶板厚度比设计厚度减小时隧道的稳定性。
In order to verify the stability and rock cover of Xiamen subsea tunnel which is under design now.
现有《规范》(简称)的路面设计厚度是以100kn的最大轴重为基准。
The basic axle of designing thickness of pavement in the present hort form is maximum axle weight of 100kn.
以普通水泥混凝土路面设计为例，比较分析新、旧规范方法下，面层设计厚度的差异。
Take the plain concrete pavement design for example, the comparison is carried out to find out the differences of thickness of surface design between the two sets of specifications.
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