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- Base; road base [highways]: The part of the road structure below the base course and above the sub-base. 路床[公路]:基层之下底基之上的道路结构部分。
- Reusing test study on phosphogypsum-lime solidified soil in road base course is carried out to solve engineering diseases caused by the overuse of phosphogypsum in highway. 摘要针对道路建设中过量使用磷石膏并引发工程病害的问题，进行了既有富含磷石膏二灰土底基层的改良再生研究。
- It's found that modified low activity fly-ash can be applied to road base course and subbase course, and the road performance properties can meet the requirements of specification. 结果加入早强剂的低活性粉煤灰应用于二级及二级以下道路基层和底基层建设中，路用性能满足规范要求。
- Fly ash with poor activity can be used in road base courses only blended with alkaline admixture. 低活性粉煤灰需要在碱性外掺剂的激发条件下才可用作道路基层材料。
- Application principle in road base course for low-activity fly-ash 劣质低活性粉煤灰路用理论基础
- A Research on Early Strength Road Base Course Material Made of Fly Ash and Phosphgypsum 粉煤灰磷石膏高早强路面基层材料的研究
- Research on the mechanic characteristic of powdered soil stabilized by binder and solidifecation power as road base course material 稳定粉土路面基层材料的力学特性研究
- road base course 路面基层
- The results indicate that using cement stabilized aeolian sand and macadam, as base course for road is feasible. 试验结果表明,水泥稳定风积砂碎石做基层在公路上的应用是可行的。
- Construction Process and Quality Control for Base Course of Zhongshan Section of National Highway No. 国道中山段路面基层施工工艺与质量控制。
- Coal gangue can be used as pavement base course materials of the roads in mining area. 在矿区道路建设中,煤矸石可以做路面基层材料使用。
- If the road not repaired in time, the damage would be enlarged, dangerous to the road base and to the safety of driving. 若不及时修补,则造成更大面积的损坏,甚至损坏基层。
- Therefore, he laid a base course of crushed stone on top of a compact footing instead of the costly stone foundation. 因此他就在压紧的路基上铺碎石基层，而不使用造价很高的石块路基。
- The strength character of lean concrete road base material influenced by age and the amount of fly-ash used in it was studied through test in the lab. 通过室内试验,研究了不同粉煤灰掺量、不同龄期对贫混凝土基层材料强度的影响规律,并与不掺粉煤灰贫混凝土的强度特性进行了对比研究。
- The difference of road base subsiding is the main factor affecting the base s stability,and the main cause of car-jump at bridgeheads of expressways. 基沉降差异是影响地基稳定性的主要因素之一,是引起高速公路桥头跳车的主要原因,文章提出了高等级公路柔性地基的处理方法,介绍了地基强夯法的技术参数、施工过程及要求。
- 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 preparation and complete mechanized construction technology of semi-rigid subbase and base course with cement stabilized macadam are introduced. 针对水泥稳定碎石混合料类半刚性底基层、基层,介绍了施工的前期准备工作,以及较为完整的机械化施工工艺等,指出了施工中应该注意的问题。
- Serious water damage is brought about by the free seeping water,the porous concrete drainage road base can induce seeping water away from the pavement structure efficiently. 进入路面结构内的自由水会导致道路严重的水损害,多孔混凝土透水基层能迅速的将滞留在路面结构内部的水排出。
- The cement stabilized aggregate and the lime fly ash stabilized aggregate are two typical semi-rigid base course materials. 水泥稳定粒料和二灰(石灰、粉煤灰)稳定粒料是两种典型的和常用的半刚性基层材料。
- The design of navigation system is the most important process in developing web base course , and the navigation system is the critical estimated part in webbased course too. 摘要导航系统是网络课程设计的重要环节，是评价网络课程的重要指标。
