The lean concrete road base is easy to bring dry contraction due to its much amount of cement and large exposed area.

道路基层贫混凝土水泥用量较大而且是暴露面积较大的工程，容易发生较大的干燥收缩。

This article researches on the calculation method of thermal stress of cement concrete pavement on lean concrete base course.

本文围绕贫混凝土透水基层水泥混凝土路面温度应力计算方法展开研究。

This text mainly introduced the application of the common finite element software ABAQUS in lean concrete base asphalt pavement.

主要介绍了有限元通用软件ABAQUS在贫混凝土基层沥青路面中的应用问题。

Due to the use of the hose may be bent, foam concrete with large work degrees and adaptability, so it often used for lean concrete fill in the layer.

由于使用可弯曲的软管，泡沫混凝土具有很大的工作度及适应性，因此它经常用于贫混凝土填层。

The strength character of lean concrete road base material influenced by age and the amount of fly-ash used in it was studied through test in the lab.

通过室内试验，研究了不同粉煤灰掺量、不同龄期对贫混凝土基层材料 强度的影响规律，并与不掺粉煤灰贫混凝土的 强度 特性进行了对比研究。