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- loess collapsibility mechanism 黄土湿陷机理
- This paper presents a method for assessment of loess collapsibility using the data mining technology. 提出了用数据挖掘中的预测技术进行黄土湿陷性评价。
- There are many factors that affect the loess collapsibility, and loess collapsibility commonly have biggish otherness in a small area. 摘要控制黄土湿陷性的因素很多,而同一场地黄土的湿陷性往往具有较大的差异性。
- This paper presents a method for assessment of loess collapsibility using the data mining technology.Coefficients of collapsibility are predicted using the method. 摘要提出了用数据挖掘中的预测技术进行黄土湿陷性评价。
- Finally, a method is put forward, the value of void fabric tensor (J(subscript f)) can be used to replace the judging standard of the beginning stress of loess collapsibility in regulations. 提出用孔隙结构系数J(下标f),的值代替规范中黄土湿陷起始压力的判断标准。
- evaluation of loess collapsibility 黄土湿陷性评价
- Preliminary research is conducted on whether the negative friction of pile foundation should be considered for loess collapsible due to additional load. 叙述湿陷性黄土自重湿陷与桩基负摩擦力的关系,对于非自重湿陷性黄土是否考虑桩基负摩擦力问题作了初步探讨。
- The time-delayed collapse mechanism of shale borehole was analyzed by theory of hydraulic-chemical effects. 摘要应用力学/化学耦合理论对泥页岩井壁延迟坍塌机理进行了分析。
- Now the collapse mechanism of structure has not been clear, which has been a key project for earthquake researcher and civil engineer worker. 至今人们对结构在地震力作用下的倒塌破坏机理都不是很清楚,这历来一直是地震工作者和土木工作者研究的重要课题。
- In this paper the collapse mechanism for T shaped tensile connection is analyzed, the reason and the influence of prying action are discussed. 分析了T形螺栓受拉连接的破坏机理,讨论了撬力作用产生的原因及影响因素。
- An example of applica-tion of this methed to the analysis of stope roof collapse mechanism in Laochang Tin Mine is given. 该法在老厂锡矿的应用较好地解释了该矿采场顶板的冒落机理。
- Based on this, the collapse mechanism of a structure is that the occurrence of plastic hinges lead to the reduction of the degree of the statical indeterminancy of the structure. 在此基础上,本文认为结构破坏的机制是由于塑性铰的产生导致结构的超静定次数减少最终成为崩塌机构。
- In this paper,the collapse mechanism for T-stub tensile connection of aluminum alloy is analyzed.The reason and the influence of prying action are discussed. 分析了铝合金T型受拉连接的破坏模式,并与钢结构中T型受拉连接破坏方式进行了对比,讨论了撬力产生的原因和以及影响因素。
- Application in evaluation of loess collapsibility with the method of fuzzy information optimization processing 模糊信息优化方法在黄土湿陷性评价中的应用
- Discussed rock mass gravity collapse mechanism caused by under ground and overburden failure and surface settlement disaster, offered some underground mining and surface protective measures. 论述了地下矿层开采引起的岩体重力变形机理和造成的覆岩破坏、地表沉陷等灾害,提出了井下开采和井上防护的技术措施。
- A Study of Loess Collapsibility by Combining Least Squares Support Vector Machines with Particle Swarm Optimization Algorithm 组合最小二乘支持向量机与粒子群优化算法研究黄土湿陷性
- You operate the mechanism by winding this handle. 操纵这台机器要转动这个把手。
- The watch has delicate mechanism. 这块表有精细的机械装置。
- Let's examine into the basic mechanism involved. 让我们把有关的基本结构搞搞清楚。
- The chord-modulus method of the foundation engineering which is based on the computation of soil deformation including the loessial collapse is advanced. 提出了以弦线模量计算地基变形(包括黄土的湿陷)的地基基础弦线模量设计法。