subsoil

noun

1. 底土；心土
   the layer of soil between the surface of the ground and the hard rock underneath it

1. N-UNCOUNT 底土;心土;下层土
   The subsoil is a layer of earth that is just below the surface soil but above hard rock.
   1. ...the chalk subsoil on the site.
      那个工地的白垩底土

1. Less chemical gets into the subsoil which is particularly important with the light, tropical soils.
   进入底土的化学物质会减少，这对土质松软的热带土壤而言尤为重要。
2. They embedded the pilings deep into the subsoil.
   他们把桩深深打进地基下的土中。
3. In loessal regions and alluvial valley fills of the western United states, both surface soil and subsoil are commonly friable.
   在美国西部黄土区和冲积河谷里，表土和底土一般是容易破碎的。
4. Because of the intense cold, the subsoil of the tundra remains permanently frozen to a great depth.
   由于酷寒，冻土带的下层封都冻得很深。
5. The frozen subsoil prevents roots from growing deep enough to support them.
   深层的永冻土使植物的根不能常常地扎下去来支撑高大的树木。
6. Code for design on subsoil and foundation of railway bridge and culvert
   铁路桥涵地基和基础设计规范
7. Influence of plastic vertical drain on bearing capacity and settlement of subsoil after vacuum preloading
   真空预压后塑料排水板对地基承载力及沉降的影响
8. Sea-bed and subsoil of the shelf, the slope and the rise
   陆架、陆坡和陆基的海床和底土
9. By means of equilibrium of forces and displacement compatibility of piers, arches and the subsoil, the internal forces and displacements of the inverted arch were solved.
   通过力的平衡和墩与拱、墩拱与地基变形协调，求解反拱内力及墩与拱的有关变位。
10. A downward inclination or slope. Sea-bed and subsoil of the shelf, the slope and the rise
    倾斜向下的倾斜或斜坡陆架、陆坡和陆基的海床和底土
11. In research for understand of the changes of soil structureness in subsoil layer during its weathering and dehydration processes, the uncultivated red soil has been sampled.
    以浙江金衢盆地未开垦的荒地红壤为例，研究了红壤心土层在逐步风干脱水条件下的结构性变化情况。
12. Gravely soil with clay-limestone subsoil. Seismic Response Analysis of an Earth-rockfill Dam on Thick Loess Alluvial Deposit
    以黏土与石灰岩为基土上覆厚实土壤层。深厚黄土覆盖层上土石坝地震响应特性分析
13. In the analysis, the excess pore water pressure in the subsoil caused by piling and the traffic load has been considered especially.
    分别考虑了打桩与交通荷载作用，导致地基土中产生超静孔压，从而对岸坡的稳定性造成影响。
14. The study includes a survey both of topography and subsoil features of the proposed site.
    研究内容包括调查、测量拟定项目现场的地形和地下土质。
15. Finally, a series of parametric analysis was made to study the settlement of piled raft foundation and the loads shared by the individual pile and subsoil.
    最后对桩筏基础的沉降、各桩以及土之间的荷载分担情况进行了一系列的参数分析。
16. Discussion on Tensile Force of Piles Caused by Subsoil Rebound in Soft Soil Area
    上海软土地区深基坑回弹引起桩拉力的探讨
17. Study of ultimate bearing capacity of two-layered subsoil under combined loading
    复合加载情况下双层地基极限承载力研究
18. Plane Analysis of Seismic Response of the Underwater Saturated Sandy Subsoil with Shield Tunnel
    水下盾构隧道饱和砂层地震响应的平面解析分析
19. A specific layer or stratum of soil or subsoil in a vertical cross section of land.
    处于土地的垂直横截面中的某一具体土层或次土层。
20. Finite Element Analysis of Earth Pressure of Retaining Wall with Consolidation of Subsoil
    考虑地基固结的挡土墙土压力有限元法分析
21. Subsoil and Foundation Interaction Analysis of High-rise Building on Collapsible Loess with Complicated Foundation Treatment
    湿陷性黄土地区复杂地基处理后地基与基础共同作用计算分析
22. Some movement in the building will occur as it settles into the subsoil.
    楼房沉到下层土时，楼里就会有动静。
23. You mean meteorological, geological, and subsoil conditions?
    您的意思是指气象，地质和地基土层状况吗？
24. These herbs send their roots right down into the subsoil.
    这些草本植物的根深植于底土之中。
25. A black mucky soil with a frozen subsoil that is characteristic of arctic and subarctic regions.
    黑色的腐殖土，有结冻的底土，是北极区和亚北极区的特征。
26. Chemical Properties of Biological Crust and Effect on Subsoil under 2 Vegetation Types
    2种植被下生物结皮化学特征及其对下层土壤的影响
27. Long-term investigations show that the most effective measure is the disposal and adjustment of the bearing stiffness of subsoil as well as the difference settlement control for the pile foundations.
    研究表明：对地基（含桩基）的支承刚度的大小和分布进行合理的调整是差异沉降控制设计最有效的方法。
28. These are several ways of transferring structural loads into the subsoil on sites where ground conditions are unfavourable.
    这些是结构的几种方式加载到转移土质地基条件下在何处是不利的。
29. Crust or layer of hard subsoil encrusted with calcium-carbonate occurring in arid or semiarid regions.
    干旱或半干旱地区的底土因碳酸钙作用而形成的硬层。
30. Determination of subsoil bearing capacity is very important step in foundation engineering design.
    并结合有关结构设计知识，提高分析和解决地基基础设计计算的能力。

noun

1. the layer of soil between the topsoil and bedrock

   Synonym:    undersoil