Effects of shrinkage-reducing agent on the shrinkage and mechanical properties of cement-stabilized crushed rock base are analyzed through an experimental study by adding the agent to the base.
通过对水泥稳定碎石基层掺加减缩剂的试验研究，分析了减缩剂对水泥稳定碎石材料收缩性能及力学性能的影响。
On the base of the rock mechanical properties, the mechanical deformation process of the passive maintained soft rock tunnels was analyzed, the mechanical principle for the active support is raised.
根据岩石的力学性质，分析了软岩巷道被动维护变形的力学过程，提出主动支撑的力学原理。
On the base of the rock mechanical properties, the mechanical deformation process of the passive maintained soft rock tunnels was analyzed, the mechanical principle for the active support is raised.
根据岩石的力学性质，分析了软岩巷道被动维护变形的力学过程，提出主动支撑的力学原理。
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