水泥稳定碎石道路基层是将水泥、级配碎石和水按一定比例混合后，搅拌、压实成型的一种半刚性的结构层。
The cement-stabilized crushed stone base is a half rigid structural layer formed by cement, graded crushed stone and water mixed at a certain ratio, and stirred and compacted.
管桩加固软土地基作为一种新型的软土路基的加固形式，是一种柔性基础下刚性垫层的复合地基，与承台下柔性垫层复合地基存在较大差异，在设计中存在对其工作性状认识不清的情况。
Soft soil foundation reinforced by tubular pile is a type of rigid cushion composite foundation under flexible base, and it is different from flexible cushion composite foundation under rigid base.
列车驶向对桥隧间刚性短路基过渡性能的动力学影响；
The dynamics performance of short rigid subgrade between the bridge and tunnel was influenced by the train heading;
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