This machine grinds out the crushed rock ready for road building. 这台机器碾碎用来筑路的石头。
The crushed rock embankment can provide cool energy for the permafrost beneath it and guarantee the stability of permafrost without thawing. 冻土地区铁路碎石路基内的换热问题可以看成是多孔介质中的对流传导问题。
Reasonable Particle Size Distribution of Framework Dense Structure of Cement Stabilizing Crushed Rock Gradation Design Method of Dense-graded Asphalt Stabilized Macadam Base 水泥稳定碎石骨架密实结构的合理级配密级配沥青稳定碎石基层混合料级配设计方法
By the laboratory study on the base of cement stabilized crushed rock adding water reducing agent, the physical and mechanical properties of the base were investigated. 通过室内试验,考察了减水剂对水泥稳定碎石基层物理力学性能,尤其是产生反射裂缝问题的收缩性能的影响。
A black bituminous material used for paving roads or other areas; usually spread over crushed rock. 用来铺块石面路或其他区域的黑色含沥青的材料;通常覆盖在压碎的石头上。
The Shaking Table Experimental Study on Liquefiable Sand Soil with Different Density Improved by Gravel Pile Research on Application and Construction Quality Control of Crushed Rock with Skeleton Dense Structure 碎石桩加固不同密实度液化砂土的振动台试验研究骨架密实结构水泥稳定碎石施工质量控制与应用研究
Study on In-situ Monitoring of Effect of Degenerative Permafrost Protected by Crushed Rock Revetment 抛石护坡保护公路下退化性多年冻土效果现场监测研究
Effect of Water Reducing Agent on the Physical and Mechanical Properties of Cement Stabilized Crushed Rock 减水剂对水泥稳定碎石物理力学性能的影响
Discussion on Weak Foundation Strengthened by Crushed Rock Pile Shuck Method 碎石桩壳法加固软土地基的工程实例与探讨
The deformation of the crushed rock embankment is less than that of common embankment. 对比片石路基和普通路基的路基变形量,片石路基的变形量相对较小。
Numerical simulation study on prestressed anchorage mechanism in a crushed rock slope 破碎岩质边坡预应力锚固机制数值模拟研究
Effects of shrinkage-reducing agent on the shrinkage and mechanical properties of cement-stabilized crushed rock base are analyzed through an experimental study by adding the agent to the base. 通过对水泥稳定碎石基层掺加减缩剂的试验研究,分析了减缩剂对水泥稳定碎石材料收缩性能及力学性能的影响。
Furthermore, it is also found that the performance of the base of cement stabilized crushed rock can be improved further by mixing water reducing agent and fly ash together. 此外,粉煤灰和减水剂复掺可进一步改善水泥稳定碎石基层的性能。
Test Study on Shear Performance of Graded Crushed Rock 级配碎石抗剪切性能试验研究
Research on the Application of Lime-Flyash-Crushed Rock Mixture for Basic Layer 粉煤灰在二灰碎石基层中的应用研究
For deeply recognizing the reliability of the weathered rock and crushed rock soil used as seepage proof material for the core wall, the field compaction test was conducted. 为深入了解认识风化料和碎石土作为心墙防渗料的可靠性,开展了现场碾压试验研究。
Influence of Strength Index of Fly Ash Lime Stabilized Crushed Rock on Performance of Concrete Road Pavement 二灰稳定碎石强度指标对水泥路面性能的影响
In practice, the thickness of the crushed rock layer can not be too thick. 实际应用中碎石层厚度不能太厚。
This process has been restrained by the air convective embankment with crushed rock structure. 在不同的冻土分区中,无论是何种形式的块石路堤结构,其降温趋势是不同的。
The sorption and retardation of radioactive strontium and cesium on the granite from the candidate site for nuclear waste repository have been studied in this paper by means of batch and crushed rock column techniques. 本文采用静态和碎岩柱实验技术研究了放射性Sr和Cs在核废物处置库待选点花岗岩上的吸附与阻滞。
The Application of Cement Stabilized Crushed Rock Basement Design in Tong-Huang Freeway 对水泥稳定碎石基层设计与施工的再认识在铜黄高速公路上的应用
The tensile stress of graded crushed rock base pavement was minimal and that of semi-rigid base pavement was maximal. 级配碎石基层路面层底拉应力最小,沥青稳定基层路面层底拉应力与其相当,而半刚性基层路面层底拉应力最大。
Trial study on the CBR test on granular materials from weathered crushed rock 风化碎石粒料材料的CBR试验研究
Increasing the arch thrust augments the shear stress on the surface of the shearing resistance part, which counteracts the influence of the crushed rock. 同时由于拱向应力的增大,即增大了抗剪面剪应力,抵消了坝体下游破碎岩石的影响。
Experimental investigation on influence of grain-diameter on cooling effect of crushed rock revetment with permeable boundary 开放条件下粒径对块石和碎石护坡降温效果影响的试验研究
Crushed rock layers are distributed widely in periglacial environment. 碎石层在冰缘地区有广泛分布。
Effects of Sand Percentage and Proportion of Crushed Rock Fine to Sand on Properties of High Strength Pump Concrete 砂率及特细砂与鱼米石比例对高强泵送混凝土性能的影响
Based on the temperature field test data of the test engineering parallel to Qinghai-tibet highway, we analyzed the cooling effect of the crushed rock subgrade through the comparison between crushed rock subgrade and ordinary embankment. 结合平行于青藏公路修建的试验工程现场温度场测试数据,通过碎石路基和普通路基的温度分布特性,分析了碎石路基的降温效果。
In view of its strength index and well usage in practical engineering, the task force graduation is selected to study the fatigue performance and modulus deterioration laws of cement stabilized crushed rock. 考虑到其力学指标和在现场使用过程中的良好性质,最终使用课题组级配来研究水泥稳定碎石的疲劳性能和模量衰变规律。
The pavement structure combination had certain effect on thermal stress in asphalt pavement. In a word, to set a graded crushed rock layer can effectively reduce the thermal stress of asphalt surface course. 路面结构组合对沥青面层温度应力也有一定程度的影响,总体来说,设置级配碎石过渡层可以降低沥青面层的温度应力。