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- Design and Application of New Pipe Material in Municipal Water Drainage Network 新型管材在市政排水管网中的设计及运用
- water drainage network 排水管网
- New Stormwater drainage network. 新的雨水排放系统。
- Property: Big strength; good tenacity; erosion resistant; water drainage and light weight. 产品特性:强度高;性好;耐侵蚀;排水;质轻。
- And the process of waste water drainage and the technical condition are proposed on the experiment. 并在试验的基础上,提出了处理公司外排废水工艺流程和技术条件。
- Design storm hyetograph is the essential element for hydrologic modeling analysis and storm water drainage design. 摘要设计暴雨雨型对水文模式分析与暴雨排水设计是不可或缺的基本要素。
- Focus on road and bridge projects, urban drainage network, gas heat pipe network, telecommunications power network construction. 重点抓好路桥工程、城市给排水管网、燃气热力管网、电信电力管网建设。
- The significance, task and three means of water drainage on cloverleaf-junction drainage are introduced. 介绍了立交排水的重要性、任务及立交排水三种方式,阐述了立交排水量的计算和设计原则。
- Extraction of digital drainage network from DEM(Digital Elevation Models) is the base of distribution hydrological model. The source of DEM are various. 基于数字高程模型DEM(Digital Elevation Models)提取水系信息，是研究分布式水文模型的基础。
- Soil water drainage and excessive grazing in pastureland of m ire and peat soils are accountable for the deterioration and quality decline of mire and peat soils. 人类疏干沼泽、过度放牧等活动是沼泽土和泥炭土退化、质量下降的主要原因。
- This paper issues the framework and definition of the codification method in the DWM,delineates a drainage network in this special way with its own numerical character. 阐述了数字流域模型河网编码方法的主要思路和基本定义,给出了这种编码方法对河网拓扑关系的描述方式,并结合实例分析了其数值特征。
- The structure and category of green belt and flowerbed design are presented. Also the design and calculation of their water drainage system are added. 介绍绿地、花坛的构造、排水系统的类型以及排水系统的设计计算方法。
- Non-absorbent or water drainage at the end of the causes for the stuck valve, part of the blockage of water, high water or water leakage is too high. 水泵不吸水或不排水其原因多为底阀门卡死，滤水部分淤塞，吸水高度太高或吸水漏气。
- The horsehead load of water drainage and gas production equipment about beam pump is one of the important parameters which mark its work ability. 摘要有杆泵排采设备悬点载荷是标志其工作能力的重要参数之一。
- Static horsehead load is the important basis of selecting and using correctly the water drainage and gas production equipments. 悬点静载荷是选择和正确使用排采设备的重要依据。
- It’s official name should be called The River.Miyun Reservoir to the water to do the introduction of City’s drinking water drainage manual. 它正式的名字应该叫京密引水渠.;是为了把密云水库的水引进城区做饮用水的人工渠
- Several workers were using emergency water drainage, traffic police have been on both sides of the bridge in the middle of a set curfew logo. 几名工人正在紧急用水泵排水，交警已经在桥两边中间位置设置了禁止通行标识。
- On the basis of raster DEM data in the Baohe River basin, this paper presents an application of DEDNM to generate drainage network automatically, build digital basin, and extract drainage network to establish the topological river network structure. 本文基于褒河流域栅格数字高程模型DEM(Digital Elevation Model)数据，采用数字高程水系模型DEDNM(Digital Elevation Drainage Network Model)，自动生成河网，构建数字流域，提取流域水系信息，建立流域水系空间拓扑关系。
- The validity of drainage network and the rule of terrain characteristics from different grid size DEMs are researched, and the quantitative basis is provided for the confirmation of hydrological model parameters. 研究在不同网格DEM基础上生成的流水网的有效性及地形特征值的规律,为流域水文模型参数的确定,提供定量依据。
- The total set of water drainage is made of stainless steel and well fitted with the basin, it is environmentally friendly, hygienic, nice looking and durable. 下水器采用优质全不锈钢特制而成，与水槽精密配合，美观耐用、保卫生、材实料。
