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- Seismic landslides hazard is encountered frequently in the loess area. 摘要黄土地区极易形成地震滑坡灾害。
- It may provide an accurate technique for monitoring the growth of crops and estimating the yields in loess areas. 多年的叶面积动态变化用同一方程式表达,提高了方程的可信度,可用于作物生长模拟和作物生长监测和遥感估产。
- The principle and index that roadbase cave in collapsing loess areas treated by grouting are studied. 摘要研究了注浆法在黄土地区公路路基洞穴处理中的加固机理及技术指标。
- It is very important to control the geotechnical conditions for pipeline construction in the loess area. 对黄土地区输油(气)管道建设的岩土工程问题进行了研究。
- After analyzing the large quantities of monitored data from the second line of Lanzhou-Wuwei Railway in loess areas, a new model is put forward. 在分析了大量的兰武二线铁路黄土路堤工后沉降的实测数据的基础上,提出了一个新模型。
- The landslide liquefaction and subsidence in high intensity loess areas had been brought tremendous threat to the human s life and property safety. 在高烈度的黄土地区,地震引起黄土的滑坡、液化和震陷曾给该区人们的生命财产安全带来了巨大的威胁。
- Bridge bump is one of the problems that encountered when freeway are constructed in loess area. 桥头跳车是黄土地区修建高速公路常遇到的问题之一。
- Relationship between water supply and consumption of main planting tree species of protection forests in loess area of western Shanxi Province. 黄土区防护林主要造林树种水分供需关系研究。
- As showing of the application of dynamic compaction,it has good effect of dynamic compaction for the compaction of collapsed loess in loess area. 强夯技术在刘白高速公路的设计及施工中的应用表明,在黄土地区,强夯对湿陷性黄土的压实具有良好的效果。
- The windblown sandy desertification is distributed mainly at the edge of above deserts, such as sand-covered loess areas at the south of Mu Us Shadi desert. 风沙型沙质荒漠化主要分布在上述沙地的边缘地带,如毛乌素沙地以南的覆沙黄土区等。
- Foundation treatment method,treatment thickness and residual collapse settlement of collapse loess with large thickness are hot issues in engineering design in loess areas. 大厚度自重湿陷性黄土的地基处理方法、处理深度以及合理控制剩余湿陷量等是黄土地区工程设计中的难点、热点问题。
- The poor geological condition such as a artifical hole and mined regions are distributed widely below the highways of Longxi loess area. 陇西地区公路沿线人工洞穴及采空区等下伏不良地质体分布广泛,严重影响公路的施工、运营安全和工程建设的规模及投资效益。
- The successful application of lime-soil compaction pile provides an economical and reliable method for ground treatment of high-storey building in loess area. 灰土挤密桩的成功经验,为黄土地区高层建筑地基处理提供了一种既经济又可靠的方法。
- To study vertical bearing behavior of the foundation,a shaft diaphragm wall foundation of bridge in loess area was tested for bearing capacity by use of the self-balanced method. 为研究其竖向承载特性,在国内首次采用自平衡法对黄土地区某桥梁的井筒式地下连续墙基础进行了现场静载试验。
- LI Jia-chun,GUO Ping,ZHOU Huai-zhi.Damage mechanism and protection of highway ditch exit at loess area[J].Journal of Chang'an University:Natural Science Edition,2004,24(4):26-30. [4]李家春;郭平;周怀治.;黄土地区公路排水沟渠出口破坏机理及工程防治[J]
- The relationship of erosion and sediment yield and the effect of rainfall runoff on sediment delivery ratio of basin system are discussed based on data of Dalihe in the gullied hilly loess areas. 根据大理河流域水文测验资料,探讨了黄土丘陵沟壑区流域系统泥沙输移比的年际与次降雨时空变化特征和次降雨径流对泥沙输移比的影响及影响次降雨泥沙输移比的暴雨洪水能量转换机制。
- Collapsible loess areas are about 60% of loess in our country, it"s main character is compressibility and collapsibility, it will be compressed and collapsed to settlement when meet water. 在我国,湿陷性黄土分布面积约占我国黄土分布总面积的60%25左右,其主要特性是具有不同程度的可压缩性和湿陷性,遇水产生压缩和湿陷下沉。
- Combine with C# and ArcOjects, and base on database, we develop the highslope DSS of highway in loess area which incorporating with data management , mathematics analysis and decision support. 以C%23和ArcObjects相结合,以数据库为基础,开发了集数据管理、数学分析和决策支持为一体的黄土地区公路高边坡防护决策支持系统。
- Though the application of rammed cement-soil pile in the non-gravity wet collapse loess area,this paper introducted the applied conditions of RCS pile and its strong and weak points in that area. 通过夯实水泥土桩在非自重湿陷性黄土地基中的应用,介绍了夯实水泥土桩的应用条件及其优缺点,并针对具体工程进行了地基承载力验算及地基沉降计算。
- On the basis of analyzing and generalizing the jump at back of abutment in loess area, the treatment technique of the Wedged-shape Flexible Approach Slab was put forward in the paper. 本文在对黄土地区台背跳车病害特征与类型分析总结的基础上,提出了楔形柔性搭板处治技术。