A base course is the layer immediately under the wearing surface.

磨耗层之下的铺筑层被称之为基层.

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This paper includes several research of testing methods related to semirigid base course.

本文首先开展了与无机结合料稳定粒料土基层材料相关的试验方法研究.

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Because the base course lies close under the pavement surface, it is subject to severe loading.

因为基层紧紧位于面层之下, 所以在重压之下容易被破坏.

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The research results shows lime fly - ash base course possesses a series of construction characteristics.

研究结果显示石灰粉煤灰材料具有一系列的施工特性.

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Coal gangue can be used as pavement base course materials of the roads in mining area.

粉煤灰含硫量对路面基层的强度和稳定性有重要影响.

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