基层是路面结构中的主要承重层,主要承受由面层传来的车辆荷载垂直力,应具有足够的强度、刚度、水稳定性和平整度。
How good the news is for you!() ["You are kind to tell me","I'm glad to see that","It's kind of you to say so","It's nice to hear from you"]
测量装置每()个月标定一次。 ["3","6","9","12"]
挖方路基施工,边坡修整与边坡的稳定是影响施工质量的主要工序之一。当通过高的边坡或挖方路段水文地质情况不良时,应及时采取必要的应急措施或设置必要的防护工程。
项目编制过程可以分成哪几类()。 ["计划过程","核心过程","预算过程","辅助过程"]
近代中国第一部叫详细的介绍西方的著作是什么?