1·Tunnels in Shanghai area sit mostly on soft soil stratum saturated and shield tunneling is the construction method commonly used.
上海地区的隧道多处于饱和含水的软土地层，施工方法以盾构法为主。
2·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。
3·An identical soil stratum may exhibit elasticity, elasto-plasticity or visco-elastoplasticity under different modes of groundwater changing.
同一土层在不同的水位变化模式下可表现为弹性、弹塑性或粘弹塑性的变形特征；
4·The perforation diameter, speed as well as the power supply required are closely related to physical and mechanical properties of soil stratum.
它的穿孔直径和穿孔速度所需动力都与土层的各种物理力学参数有密切关系。
5·By use of 453 groups of piping test data, verification was made to the existing 7 analytic methods for stability of soil stratum permeability at home and abroad.
应用453个管涌试验资料，对现有的国内外7种砂砾石渗透定性分析计算方法进行了验证。
6·The filling coefficient theory was put forward, a criterion for the filling coefficient of soil stratum failure and a critical hydraulic gradient chart were formulated.
提出了填充系数理论，制订了土体渗透破坏形式的填充系数判别式和管涌临界破坏坡降计算图。
7·The engineering applications showed that this perforator has many advantages, for examples, simple in structure and operation, applicable for various kinds of soil stratum.
工程应用实例表明，这种穿孔器具有结构简单，效率高，操作简便，适用于各种类型的土层等优点。
8·When the bearing stratum at the tip of bored pile is sandy soil stratum, the method of pile tip pressure grouting can effectively improve the bearing capacity of single piles.
泥浆护壁钻孔灌注桩当桩端持力层为砂土层等非岩石层时，通过桩底压密灌浆能有效地提高单桩承载力。
9·In this article, the author analyzes the causes of abnormal static load test of pipe pile in soft soil stratum, puts forward reasonable advices from design and construction aspect.
对软土地质条件下管桩静载荷试验异常原因进行研究分析，从设计和施工角度提出了合理建议。
10·The cold-heat cycle underground is closely related to the hydrogeological characteristics of various rock and soil stratum (aquifer) when groundwater source heat pump system is running.
地下水源热泵系统运行期间，地下冷热量循环过程与地下不同岩土层（含水层）的水文地质特征密切相关。