路基

The company currently has strong economic strength and advanced construction machinery, Japan has pushed Afghan child-hand cars and hot-melt crossed Azerbaijan Tong Yu-crossed wooden flash cars, Xugong Group roller, paving machines and other equipment, can assume Highway signs at all levels of production and construction, road marking at all levels, parapets, the Separation Fence, Fang Xuan boards, lights and two highway road, roadbed, bridges and culverts project.

公司目前拥有较强的经济实力和先进的施工机械，拥有日本阿童木手推热熔划线车和阿童木闪光雨线划线车、徐工集团压路机、摊铺机等设备，可承担各级公路标志的生产和施工，各级公路的标线、护栏、隔离栅、防眩板、信号灯和二级公路的路面、路基、桥涵工程。

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

And scale, height and covering area of Budongquan migrating pingos further increased in 2006. Budongquan migrating pingos not only piered and etched the highway, but also destructed the culvert, depressed ground surface, bended oil-pipeline and formed ground fracture zones.

不冻泉移动冰丘不仅穿刺青藏公路路基，破坏青藏公路桥涵结构，蚕食青藏公路路堤，影响青藏公路的交通安全；而且导致输油管道拱曲变形，诱发地面塌陷和地裂缝，产生显著的灾害效应。

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。

By analysing the characteristics of wind-blown sand physical mechanics,the paper determined the maximum dry density of wind-blown sand ,the construction method and quality control method of wind-blown sand subgrade.

通过对风积沙物理力学特性的分析，确定风积沙的最大干密度和风积沙路基的施工方法及质量控制办法。

The practical result also illustrates that the technology to the area with wind-blown sand not only make the roadbed stable and strengthen intensity of the road surface, but also make full use of local resource, protecting ecological environment and accelerating road building.

实用结果还表明：该技术推广应用于风积沙地区的道路修筑，不仅能稳定路基、增强路面强度，同时对充分利用当地资源、保护生态环境、加快道路建设具有特别重要的经济价值和社会意义。

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％。