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- underground structure group construction 地下洞室群施工
- underground structure group engineering 地下洞库群工程
- Contract Management in Underground Structure Group Engineering 地下洞库群工程中的合同管理
- Cost Control in Underground Structure Group Engineering 地下洞库群工程中的成本控制
- Construction system simulation of large-scale underground structure group 大型地下洞室群施工系统仿真
- Simulation and Optimum for the Traffic and Transportation System of Complex Underground Structure Group 复杂地下洞室群施工交通运输系统仿真与优化研究
- Application of principal component analysis in construction schemes of underground structure group 主成分分析法在地下洞室群施工中的应用
- Study on Construction System Simulation and Schedule for Large-scale Underground Structure Group 复杂地下洞室群施工系统仿真与进度研究
- Advances of research on dynamic visual simulation for construction of large-scale underground structure group 大型地下洞室群施工动态可视化仿真研究进展
- underground structure group 地下洞室群
- It is common to encounter the flotage of the underground structure. 因此,如何正确进行抗浮设计就成了我们关注的问题。
- As the underground structure is complex,so that it is important to forward the complex geoelectricity model. 然而,地下构造是复杂的,因此,对复杂地电模型的正演研究显得更为重要。
- Make use of the toys in structured group activities. 在精心安排的分组活动中可以使用这些玩具。
- However, when the underground structure is too steep or the structure is complex, the true value of statics cannot be calculated by this method. 通过理论上的推导和试验,发现通过改进其计算公式,可以使该方法应用到复杂地下构造地情况下。
- The relationship between burial depth and seismic behavior of underground structure in non-liquefiable soils was also investigated for comparison. 结果表明,埋深的增加可以减少地铁地下结构由于土体液化所导致的结构上浮;
- The feasibility to simulate the initial earth stress of the large underground structure by using the algorithm of dynamic relaxation and system damping in LS-DYNA is investigated. 摘要主要研究使用LS-DYNA的动力松弛算法和系统阻尼算法相结合来求解大型地下结构初始地应力状态的可行性。
- This paper has dealt with the seismic reflection tomography, which is based on Fermat's principleand, using the pre - stack data, inverts the underground structure layer by layer. 本文提出的地震反射层析成像方法,基于射线原理,应用叠前反射波的走时资料,逐层反演地下介质结构。
- The Microtremor Survey Method use Microtremor observation to distill surface wave, obtain it's dispersion curve and then get inversion to the underground structure. 微动勘探法是通过在野外设置一个观测台阵记录微动信号,然后从观测到的微动信号中提取面波,得到面波的频散曲线,最后用频散曲线反演地质结构。
- FANG Qin,QIAN Qi-hu.Dynamic interaction between stress waves and underground structure with crushable backpacking[J].Explosion and Shock Waves,1988,8(4):289-298. [4]方秦;钱七虎.;应力波与带软衬垫的地下结构动力相互作用[J]
- At certain sites,ground-penetrating radar was used to look for underground structures or buried equipment. 在某些地点,我们还使用了探地雷达以搜索地下建筑以及埋藏起来的设备。