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- Based on the analysis of mechanism of urban ground fissure, hazard assessment index system is established.According to the type of urban land, the maneuverability of vulnerability assessment is good. 在机理分析的基础上给出了城市地裂缝危险性评价指标体系,根据城市用地类型开展易损性评价具有很好的可操作性。
- urban ground fissures 城市地裂缝
- Theory of Ground Fissures Hazards and Its Application II. 地裂缝及其灾害的理论与应用2。
- Finally, three dimensional land subsidence model should be develope in which horizontal displacement and ground fissures are considered. 最后,建立三维沉降模型,考虑水平位移和地裂缝问题。
- In this paper, the cracking process of wall over ground fissures was studied by using the Realistic Failure Processes Analysis (RFPA) code. 摘要应用材料真实破裂过程分析RFPA系统,对横跨地表裂缝的墙体开裂过程进行了数值试验研究。
- However,few works and reports are known on the topics of large-scale rock mass movement and ground fissures resulting from the mining with backfill. 通过对金川二矿区地裂缝的现场调查和槽探揭示,分析地裂缝的分布特征及其与地下采矿的关系。
- When the deformation caused by the inhomogeneous subsidence accumulates to the critical state of the soil, ground fissures will occur in the stress concentration positions. 当这种不均匀变形程度足以使土体连续性破坏时,则地裂缝便在沉降区应力集中的部位发生。
- For the ground fissures with proneness to sedimentation, numerical tests visually reproduce the complete processes of wall cracking with the crack position, dip direction and dip angle. 对于地裂具有垂直活动性的情况,数值试验再现了墙体出现裂缝的位置、倾向、倾角和裂缝发展的过程。
- Additionnally, since the subwaycross ground fissures, it is important for us to consider the effect of earthquake and underground water and find an effective and reasonable way to solve this problem. 由于地铁穿过地裂缝的特殊性质,地震作用对地下工程的破坏影响应该引起足够的重视,必须拿出有效的解决方案。
- Formation and development of ground fissure are controlled by neotectonics. 地裂缝的形成和发展受新构造运动控制。
- urban ground bus-transport network 城市公交巴士网络
- Ground Fissures and Its Distribution in Hebei Plain 河北平原构造特征、地裂缝分布及成因机制
- PROGRESS IN GROUND FISSURES AND ITS HAZARD RESEARCH 地裂缝及其灾害研究的新进展
- I am out of conceit with the urban life. 我对城市生活已经厌倦了。
- The fox went to ground under a rocky escarpment. 狐狸钻进了石崖下面的洞里。
- Explosion quake caused steel pipe wined,buttress subsided and ground fissured at 6th pipe section of the Yinghe Hydroelectric Installation. 爆破振动使荥河电站六管段管沟裂缝、支墩下沉、钢管弯曲。
- You can find out many advantages in urban life. 你会发现都市生活中有许多便利之处。
- The novel is a searing indictment of urban poverty. 这部小说是对城市贫困的震撼心灵的控诉。
- The problems of geo-environment mainly include ground fissure, loess wet-frame , sand soil fluidity, water contamination, geochemistry abnormity(including F, G r 6+ ). 环境地质问题主要考虑地裂缝、黄土湿陷性、砂土液化、水质污染、地球化学异常(包括F~-、G r~(6+)的异常)等环境要素。