查询词典 water supply

In the social cycle of water, urban water supply and drainage are indiscerptible entia in the branch of social water cycle.

在水的社会循环中，城市供水与排水是水的社会子循环不可分割的统一体。

Maffei Corporation PVC-U drainage pipes to the production line, the German company Barton Rumsfeld plastic production line and the Hong Kong Chen Hsong injection molding machine and other advanced production equipment, use of hi-tech means of production "Jinde" brand aluminum PAP composite pipe, PPR aluminum-plastic tube, PE-X cross-linked polyethylene pipe, PE-RT polyethylene pipe temperature, PPR plastic pipes, PE gas pipe, PE water pipe, PE mining pipe, HDPE large caliber double-wall corrugated pipe, HDPE Large Diameter Winding Pipe, PVC-U new composite pipes, PVC-U to the water pipes, cable sheathing, etc., and be compatible with the brass pieces, PPR pipe fittings, PE-RT pipe, PE water supply pipe pieces, PE gas pipe pieces, PE mining pipe pieces, PVC pipe fittings and the corresponding installation tools.

玛菲公司PVC-U给排水管生产线、德国巴顿菲尔德公司全塑生产线及香港震雄注塑机等先进生产设备，采用高科技手段生产"金德"牌PAP铝塑复合管，PPR铝塑管、PE-X交联聚乙烯管、PE—RT耐高温聚乙烯管、PPR全塑管、PE燃气管、PE给水管、PE矿用管、HDPE大口径双壁波纹管、HDPE大口径缠绕管、PVC—U新型复合排水管、PVC—U给水管、电缆护套管等和与之配套的铜管件、PPR管件、PE—RT管件、PE给水管管件、PE燃气管管件、PE矿用管管件、PVC管件及相应的安装工具等。

The author in the last studied water-saving policies of Dalian and proposed policy suggestions for improving water supply and water usage, as well as some effective measures for appeasing over-demand.

本文最后对大连市相关节水政策进行进一步研究，并为加强城市节水，提高水的利用率，提出了一系列有效措施缓解供需矛盾。

The piratical significance of one household one water and out home water meter in municipal water supply is introduced.

介绍了城市供水一户一表、水表出户的现实意义，同时结合晋城市城市供水系统的改造情况，分别就六层以上单元住户及庭院居民户的水表出户的技术标准进行了探讨，以供参考。

Surface water supplies, problems and solutions; the small farm dam how to construct one; well drilling the von der Rigg; spring and groundwater protection; urban water supply and sanitation; water vending; roof catchment systems.

地表水供给的问题与解决方法﹔如何建造农地小蓄水池﹔凿井﹔泉水与地下水的保护﹔城市供水与卫生设备﹔水的贩卖﹔屋顶排水系统

Square metre, dormitory 200 square metre, own well of self-invited depth of water twice, use 6JD deep well pump to take water, day water supply measures 700 stere.

供水范围包括乡直机关、企事业单位和集镇四周的4个生产小组居民，现有用水户605户，供水人口达5000多人。

A Water purification point is then set up at the nearest suitable source using ROWPUs to purify the water and transported to the dry water supply point in the BSA using distribution assets, primarily the semitrailer mounted fabric tank.

水净化，然后点设置在最近的适当使用ROWPUs净化水，运来的波塞干供水点使用分配资产，主要是半挂车装面料坦克源。

Conduit of water supply, catchment installs standard of acceptance of work: Quality of conduit, pipe fitting should accord with active standard; Valve is installed should decorous, switch Ying Ling is vivid; Press via connecting water to try, all conduit, valve, connect should not have ooze water, slack phenomenon.

给水、排水管道安装工程验收标准：管道、管件质量应符合现行标准；阀门安装应端正，开关应灵活；经通水试压，所有管道、阀门、接头应无渗水、漏水现象。

At last, we compare and analyze WUE under different water supply methods and different water treatments. It indicates WUE of subirrigation is higher than traditional irrigation, so subirrigation is a water-saving irrigation method.

最后，本文比较分析了苗期冬小麦在各种水分处理条件下的土壤水分利用效率，结果表明浸润灌溉条件下的水分利用效率要高于地面灌溉，所以用浸润灌溉方式，可以节约水分，提高水的经济价值。

The present invention relates to a new type water-flushing system of closet using existent water supply pressure to produe high-speed water flow capable of flushing away excrement.

本发明涉及一种利用现有供水水压产生抽走排泄物的高速水流的新型马桶冲水系统。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。