查询词典 subgrade

Key words:Tibet Plateau; permafrost regions; subgrade; bridge; pile foundation

关键词］青藏高原；多年冻土地区；路基；桥梁；桩基础

The column hammer impact expanding pile process is the technology rising in more than ten years and widely being applied in the subgrade treatment of the building industry.

0前言柱锤冲扩桩法是近十几年兴起并广泛应用于建筑行业地基处理的技术，它主要借用强夯的原理采用桩的形式与地基土体共同作用形成复合地基。

The article introduces the working mechanism and characteristics of the column hammer impact expanding pile process to reinforce the subgrade and its design calculation method.

在《建筑地基处理技术规范》(JGJ79一2002)中对柱锤冲扩桩法的解释是：&反复将柱状重锤提到高处使其自由落下冲击成孔，然后分层填料夯实形成扩大桩体，与桩间土组成复合地基的地基处理方法&。

And combined with the engi- neering practice in the application of the column hammer impact expanding pile process in reinforc- ing the subgrade of the road engineering,the article carries out the introduction.

在建筑行业地基加固中主要采用该法提高地基承载力，减小地基沉降量，消除地基液化和地基湿陷性。

column hammer impact expanding pile process ; composite subgrade ; ramming and extruding ; replacement

柱锤冲扩桩法具有夯击能量高、成桩快速、桩体材料可就地取材、工程造价低、处理效果显著等特点，因此在工

Different climatic regions, different subgrade, pavement structure and materials, different traffic conditions, the experience of different construction, as well as the conservation of the history of different road performance of the road have a major impact, in order to ensure the implementation of pre-effect of conservation measures and technological advantages, Conservation Measures in the pre-determined and the timing of the selection process, there is a need to follow the following principles: technology to meet the requirements of the economically more savings, the performance characteristics in line with the project.

不同气候区域、不同的路基、路面结构和材料、不同的交通状况、不同的施工经验以及不同的路面养护历史对路面的性能都有重要的影响，为了保证预养护措施的实施效果和技术优势，在预养护对策确定及时机选择过程中，需遵循以下原则：技术上满足要求，经济上比较节约，性能上符合工程特点。

The results show that the prediction errors of the variance and curve shape between the quasi consolidation model and hyperbolic model are small and with the verification of the hyperbolic model, the quasi consolidation model can give a better prediction of post-construction settlement of the loess subgrade.

结果表明：双曲线模型与似固结模型的误差平方和与预测曲线的误差均较小，能较好地反映黄土路基工后沉降的规律，两者相互印证，提高了工后沉降预测的可靠度。

Based on the long-term monitoring data of post-construction settlement of the loess subgrade of the LanzhouWuwei Line Ⅱ, the quasi consolidation model was set up and contrasted with other models such as the Poisson model, index model, logarithm model and hyperbolic model.

利用兰武二线黄土路基工后沉降的长期观测数据，提出一种新的分析预测模型——似固结模型，并与泊松模型、指数模型、对数模型、双曲线模型的预测结果进行对比分析。

Based on the long-term monitoring data of post-construction settlement of the loess subgrade of the Lanzhou-Wuwei Line Ⅱ,the quasi consolidation model was set up and contrasted with other models such as the Poisson model,index model, logarithm model and hyperbolic model.

利用兰武二线黄土路基工后沉降的长期观测数据，提出一种新的分析预测模型——似固结模型，并与泊松模型、指数模型、对数模型、双曲线模型的预测结果进行对比分析。

The contrast study on the post-construction settlement at different monitoring points of the various prediction models shows that the quasi consolidation model is more widely applicable to post-construction settlement prediction of the subgrade in loess areas.

利用各种预测模型对不同测点工后沉降进行预测分析后的对比研究表明，似固结模型对黄土路基工后沉降的预测有较广泛的适用性，研究结论对于黄土地区铁路建设具有一定的借鉴意义。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。