intrusion concrete meaning in English
压浆混凝土
Examples
- The lining of a tunnel in the area with high groundwater table does not bear high external water pressure in - normal , the surrounding rock reinforced by intrusion concrete does it . in the case , the groundwater through reinforced rock accumulated in the space between lining and rock must be drained in time
一般铁路隧道通过高水位富水区时，不用衬砌直接承受较高的外水压力，要实现这个设计目标必须做好衬背的排水工作，使通过加固圈渗透过来的水量及时排走，及时削减累积的水量。