In the tunnel supportconstruction stress analysis, it is conventional to use two dimensional strain principle.
隧道支护结构应力分析习惯于采用平面应变问题来处理。
2
This paper analyzes the problems appearing in the bolt supportconstruction of coal roadway, and advances some solving measures.
分析了煤巷锚杆支护施工中出现的问题，提出了相应的解决措施。
3
We will increase funding from bondsalesand central budgetary allocations to supportconstruction of facilities for treating urban sewage and household wastes and disposing of hazardous waste.