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- thick overburden soil layer 厚覆土地层
- The overburden soil layer loads are exerted uniformly on the bedrock through the unconsolidated confined aquifer, making the load keep a constant during the excavation process. 有松散承压含水层时,上覆表土层的载荷通过松散承压含水层均匀地作用于下部基岩上,开挖过程中,基岩顶界面上的载荷基本保持恒定;
- Construction Techniques for Jacking of Protective Frame of Pipe Culvert in Thick Overburden Soil 护管涵框架厚覆土顶进施工技术
- Jacking-in a large-span box culvert under thick overburden soil with steel sheet as guider 前导法顶进厚覆盖土大跨度箱涵施工技术
- It shows that all the mean sensitivity of five chronologies was relatively low, it may relate to the rich precipitation, thick soil layer and flat slope in that area. 结果表明:巩乃斯林场5个采点年表的平均敏感度都较低,这与该区的降水丰富、土壤层较厚、坡度较小有关。
- Based on the damage of the outer wall, this paper analyzes the reason and law, and proposes the new concept of freezing design in thick overburden and the new construction method. 根据冻结井外壁被破坏的现象,深入分析和研究其中的规律,提出深厚表土冻结设计及施工方法的新思路和新方法。
- It is constructed on the basis of deep and thick overburden, the sluice foundation is in the poor uniformity including the structure, the physics and mechanical property. 研究区闸址深厚覆盖层结构松散,成因类型复杂,物理力学性质呈现较大的不均匀性,是一种地质条件差且复杂的砂砾石地基。
- In the 20 years, the matter of gate dam construction on deep and thick overburden ofter appears, especially in the southwest regions with rich hydro-energy resources . 近20余年来,常常遇到在河谷中深厚覆盖层上修建闸坝的问题,尤其在我国水能资源丰富的西南地区,这个问题格外突出。
- The creep motion of overburden soil mass on Ka rst limestone would be effected not only by its gravitation and shearing resista nce, but also by undulate bed rock. 覆盖在岩溶发育的灰岩上的土体,其滑坡形成除了受重力与土的抗剪切能力影响外,还往往受到基岩面起伏与岩溶所引起的土体潜蚀的影响。
- The particle size scope is in 0 ~ 50mm that It can test in the soil layer. 可以测试的土体的颗粒粒径范围为0~50mm。
- This paper demonstrates a successful freezing technology used in thick overburden of Dingji Mine, and sums up the experience of safe construction by freezing method in the thick overburden. 本文阐述了丁集矿井成功的深厚表土层冻结技术,总结了深厚表土层冻结安全施工经验。
- Soil adhesion may be reduced even if water cannot readily permeate the soil layer. 即使水不易进入污垢内层,也能降低污垢的吸附作用。
- On the nitrate-N accumulated characteristics in deep soil layer of winter wheat field in Taihang Piedmont. 太行山山前平原冬小麦田深层土体硝态氮累积特征研究
- Design of Arch Seats of Long Span Arch Bridge on Thick Overburden Layer Ground 厚覆盖层地基上大跨拱桥拱座设计
- The deposition in an underlying soil layer of colloids, soluble salts, and mineral particles leached out of an overlying soil layer. 淀积作用胶状物,可溶性盐和矿物微粒从上层土壤向下层过滤的沉淀过程
- mine shaft liner in deep thick overburden 深厚表土中井壁
- Species number ranked in the following order: brush and herb layer > tree layer > litter layer > soil layer. 每样地的物种数量都是以灌木草本层最多,依次为乔木层、枯枝落叶层和土壤层。
- The soil layer of Rouli is 700 to 800 meters deep. Experts have verified it is the thickest soil layer on earth. 若笠的黄土层厚达七、八百米,经过专家证实,是整个地球黄土层最厚的地方。
- Remanent magnetism of soil layer is taken as a reference frame for locating hy-drocarbon seepage zone. 本文利用土壤剩余磁性作为确定烃类渗漏带的参考系。
- My heart beat thick in the course of the interview. 在面试过程中我的心跳得厉害。