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- The design standard of embankment material is verified, the roller compaction parameters are selected, the roller compaction technology is studied and the placement construction measures are putted forward. 经过现场试验研究,核实了该填筑土科的设计标准,选择了施工碾压参数,研究了碾压施工工艺,提出了填筑施工措施。
- roller compaction parameters 碾压参数
- The paper studies the roller compaction character of desert sand used for embankment material. 本文对沙漠砂作为填我土料所具有的碾压特性进行了研究。
- The massive project practice proved the VC value has the remarkable influence to the roller compaction concrete performance. 大量工程实践证明,VC值对碾压混凝土的性能有着重要影响。
- YOO T S,SELIG E T.Dynamics of viboratory roller compaction[J].Journal of the Geotechnical Engineering Division,1979,105 (Gt12):1114. 秦四成;程悦荪;李忠;等.;振动压路机振动轮-土壤系统动力学分析[J]
- Once roller compaction is completed for each layer, apply rapid test of the density and porosity with a nuclear densimeter... 每层碾压完毕，用核子密度仪快速检测压实密度和孔隙率，...
- We can cut in grants the content and size of untrue grains through roller compaction,souring,roller compaction one more and drying to use solvent A. 通过使用溶剂A对废砖料进行碾压、困料、二次碾压、干燥处理后,可以大大减小假颗粒的含量和尺寸,提高了废砖料的使用效果。
- The same forces and mechanisms responsible for size enlargement in roller compaction are responsible for bond formation during tabletting. 碾压中施加于颗粒增大的力和机理也用于压片的粘合成型。
- Finally, it is pointed out that interspace can be prevented by control of the height of pouring, adjustment of the construction order, and improvement of the quality of roller compaction. 结果表明，低压缩性、高杭剪强度的垫层料和砾石材料变形较小，通过控制填筑高度及施工顺序、提高碾压质量等措施，可防止或减少面板脱空现象。
- Abstract: Based on the results of percolation test for core samples from a certain roller compact concrete dam in China, this paper presents a summary review on the law of precolation features of roller compact concrete. 文摘:根据国内某碾压混凝土工程坝体芯样渗透特性试验成果，对碾压混凝土渗透特性规律进行了总结评述。
- It concludes that percolation of roller compact concrete is of self-compactness by time effect under continuous action of water head and there may exist partial Darcy flow regime in roller compact concrete under high water head. 认为在持续水头作用下，碾压混凝土的渗透具有时效自密性；高水头作用下的碾压混凝土可能存在偏达西流现象。
- roller compaction riveting press 滚辗式压铆机
- standy gravel roller compaction ground 砂砾石碾压地基
- influenence fators of roller compaction 干法制粒影响因素
- Vibrating roller compacts the earth until it can bear the weight of the base course and wearing surface that will rest on it. 震动压路机将泥土压实，使其能承受上面的基层和磨损面的重量。
- The Tuka hydropower project is a medium-sized hydropower development with a roller compacted concrete gravity dam in Yunnan province,China. 云南土卡河水电站是一个中型水电工程,拦河坝为碾压混凝土重力坝。
- Determination of compaction parameters of clay-core dam of Ni'erji Reservoir 尼尔基水利枢纽工程心墙坝粘性土料压实参数的确定
- With the fast developing of roller compacted concrete technique in building dam, currently the height of dams becomes more and more heigh. 随着碾压混凝土建坝技术的迅猛的发展，目前建坝高度越来越高。
- A new method for anti - seepage coating of roller compacted concrete dam by using wet - mix shotcreting polyacrylate emulsion cement mortar(PAE mortar) is presented in this paper. 针对碾压砼坝上游面的防渗，提出了湿法喷涂丙乳砂浆集中防渗的新方案。
- There has made a huge advance in roller compacted concrete damming technology of our country after about 20 years of further research and practical application. 经过近20年的深入研究和工程实践,我国碾压混凝土筑坝技术已有了很大的进步,其坝型、坝高、坝体体积和工程数量都已达到或超过目前世界先进水平。
