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- Pile soil stress ratio 桩土应力比
- A Study of the Pile- soil Stress Ratio of the Small Diameter Rigid Pile Composite Foundation 小直径刚性桩复合地基桩土应力比初步研究
- pile - soil stress ratio 桩土应力比
- Model Experiment Study on the Pile- soil Stress Ratio of the Composite Ground under Flexible Foundation 柔性基础下复合地基桩土应力比模型试验研究
- Effect of Saline Alkali Soil Stress on Zea mays L. 土壤的盐碱化对玉米的胁迫作用。
- stress ratio between pile and soil 桩土应力比
- The loading transfer in composite foundation and the settlement and variation of stress of soil and stress ratio of pile-soil law are analyzed under different loading conditions. 对不同荷载水平下复合地基中单桩荷载传递特性、桩间土的沉降、桩间土上的应力及桩土应力比的变化规律进行了分析；
- In this paper, the three dimensional elasto plastic analysis of a group pile soil interaction system is made by using the finite prism element method. 应用有限棱柱单元法对群桩与土相互作用系统进行了三维弹塑性分析，并以无限棱柱元模拟半无限空间地基土的边界条件。
- The dry jet mixing pile (DJMP)has been widely used for the soft ground improvement in expressway engineering, but the stress ratio of pile to clay and deformation of composite foundation are not well understood. 水泥土搅拌桩在高速公路的软基处理中得到了广泛应用,但是对水泥土搅拌桩地基深层桩土应力比和变形未能有深入的认识。
- The motion behavior at the interface of pile soil under seismic loading was analyzed, and its influence on the displacement response of pile footing and superstructure was also discussed. 利用这一模型，分析了地震作用下桩－土交界面处的动力反应形态，探讨了桩－土间的接触非线性及其对桥梁结构地震反应的影响。
- The factors effecting Dfc,ie ,amount of load, stress ratio, loading frequency and welding are studied as well. 并对影响临界疲劳损伤因子D_(fe)的四个因素:载荷大小、应力比、加载顺序、焊接等进行了研究。
- There is much difference between the stress ratio in crown and springe calculated with these two methods. 拱冠和拱脚处的应力比值跟竖向构件比较相差悬殊;
- I have a huge pile of letters to deal with. 我有一大堆信件要处理。
- For the case of fatigue loading:(1)For a given stress ratio,thespecimen seeks the SDS for the largest S_(max) to which it is subjected. 对疲劳载荷作用的情况:(1)对于给定的应力比 R,试样会趋于与它所承受的 S_(max)最大值相应的 SDS 状态。
- Before the earthquake(Ms= 7.4)of the southeast of Wuqia(Xinjiang) city on August 23,1985, there were clear abnormal precursors in the soil stress measurement in the epicenter and nearby regions. 1985年8月23日新疆乌恰县城东南7.;4级地震前;震中及其邻近地区的部分土层应力测量有明显的短临前兆异常。
- interface non linearity of pile soil 桩-土接触非线性
- The amplitudes of pore pressure increased notably with the increase of cyclic stress ratio, and the residual pore pressure also increased obviously. 当循环应力比增大时，动孔隙水压力变化幅值显著增加，而残余孔压也较大。
- The fungi can also increase their hosts tolerance to drought and other soil stresses. 真菌也能提高寄主植物对干旱和其它逆境的忍耐能力。
- A method of calculating the pile-soil stress ratio is conducted and the effect on main influence factors is analyzed systemically. 就粉喷桩加固路基的特点，根据力学原理，分析桩土应力比问题，获得一些有益的结论。
