爱词霸英语   汉语   手机版   软件版下载 | English
每日一句:正在加载...
1.He stride across several rain puddle on his way home.
他在回家的路上跨过了好几个雨水坑。收藏指正
2.Basing on analysis of the situation of water resources in Loess plateau areas, this paper propounded the engineering and agricultural technology and the method with direct and indirect, which draw rainwater on road surface into "soil reservoir" of farmland or water cellar with free atmospheric pressure using silt delve of eliminate energy.
摘要通过对黄土高原水资源现状分析，提出了采用消能淤泥坑，通过直接、间接将路面雨水引入农田“土壤水库”或时空可调节的自压式集流水窖等贮水设备中，并采用一定的耕作农艺措施将路面雨水利用到农田中的方法和技术。收藏指正
3.The characters and reasons of easily destroyed asphaltum road was mainly discussed in this paper. Then some prevention and cure measures was proposed to improve the quality of road construction.
摘要沥青路面易损病害易发生在水泥混凝土加铺沥青混凝土、地势坑凹多雨水、斜坡、转弯及十字路口、公交站等路段。合理设计路面结构、加强沥青路面防水设计、严格控制施工质量是沥青路面易损病害的主要防治措施。收藏指正
尝试查询