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- Study on differences between ultimate bearing capacity on natural foundations and on pile tips in layered soil strata 土质层状地基与相应桩端持力层极限承载力差异性研究
- layered soil strata 土质层状地基
- The model is only suitable to isotropic elastic soil, but the soil stratum in real engineering site is always layered and anisotropic one. 这种模型适合各向同性的单一土层，而实际工程场地的地基土多是各向异性的成层土层。
- This paper presents a matrix approach for calculating the pile settlement and shaft-load in layered soil. 提出了一种通过简单的矩阵运算求算分层土单桩的沉降和轴力的计算方法。
- The stability of the softest soil strata of the foundation could also be analyzed by the new method with the subsurface settlement. 使用这种方法不但可以利用表面沉降资料进行稳定性判别，还可以利用分层（深层）沉降资料针对地基中的最软弱层进行稳定性判别。
- The influence of sedimentation on overburden pressure and settlement of layered soil is studied and the relevant formulas are developed. 研究了沉积作用对成层地基自重应力与沉降的影响,给出了相应的计算公式,并对几种情况下的计算结果进行了分析比较。
- Bamboo-steel composite anchor (BSC composite anchor) is a newly designed anchor for stabilization of soil strata encountered in earthen historical site. 摘要楠竹加筋复合锚杆是一种用于土遗址土体加固的新型锚杆。
- A random wave-theory analysis method is developed for the random seismic response analysis of layered soil sites under the P-and SV-wave excitations. 提出了P、SV波作用下层状土层地震反应分析的随机波动分析方法。
- The DTH percussion-compact drilling is a high efficiency technology drilling in soil strata, which use the impact force produced by hammer piston to crush and compact soil. 潜孔锤冲击挤密钻进技术集冲击钻进、振动钻进及空气钻进的优点于一体,钻进效率高,成孔质量好,在土质地层钻进工程中有着广阔的应用前景。
- The simulation results of the backscattering of multilayered soil, dielectric properties of soil are given and the models are validated by special case of single layered soil. 对裸露土壤深层后向散射、土壤介电特性给出仿真结果。通过已知的单层土壤(双层介质粗糙面模型)的后向散射验证了模型的正确性。
- CAI Yuan-qiang,LING Dao-sheng,ZHOU Di-yong.Inverse calculational analysis of ground motion in nonlinear layered soil[J].Journal of Vibration Engineering,2000,13(3):426-432. [6]蔡袁强;凌道盛;周迪永;等.;非线性分层地面运动反演分析[J]
- The space substructure method is used to analyse the space frame, and the finite layer summation method is used for the layered soil. 在分析中，上部结构用空间子结构法分析，而分层土用分层总和法求其刚度。
- The stress state of sliding soil was analyzed to investigate the deflection of principle stress and the shear stress between the horizontal soil strata behind translation rigid wall. 摘要为了考虑在平移模式下刚性挡土墙墙后土体主应力偏转和水平土层间的剪应力作用，对墙后滑裂土体的应力状态进行了详细分析。
- The modulus of base layer soil is related to upper vibrating compaction when filling the subgrade. 摘要路基填筑时，基底模量的大小对上层振动压实具有较大影响。
- KONG Ling-wei,LU Hai-bo,WANG Ren,et al.Analysis on engineering property of underlying soft soil stratum of a breakwater[J].Chinese Journal of Geotechnical Engineering,2004,27(4):454-458. [6]孔令伟;吕海波;汪稔;等.;某防波堤下卧层软土的工程特性状态分析[J]
- The dynamic interaction between structures and layered soils during earthquakes was studied analytically. 采用解析方法研究成层地基与结构物动力相互作用特性。
- In order to simplify the layered soil by this model, this article provides a variably damped least square method to identify the parameters by using the actual acceleration records. 为了将这一模型应用于此类土层，本文根据实际地震动记录，提出了一种变阻尼最小二乘反分析方法，可用来识别模型中的各个参数值。
- The cultivation layer soil phosphatase activity and N2O emission flux appeared negative relation markedly, with correlation coefficient of 0.4660. 结果表明，耕层土壤磷酸酶活性与土壤N2O排放通量呈显著负相关，相关系数为0.;4660。
- thick soil strata of separation water 厚土层隔水层
- A field representative to the high production -region in Yutian county, Hebei province was selected and a 70 kg top layer soil sample was taken from the field in June, 1991. 在河北省玉田县高产地区选一个有代表性的地块，1991年6月麦收后采集70公斤的耕层土样。
