Arranged in barrels of concrete or plastic, these biosand water filtration systems (BSFs) remove 95 to 99 percent of the bacteria, viruses, worms and particles contained in rain or surface water.
通过混凝土桶和塑料桶的处理，生物沙子饮用水过滤系统可以净化95％到99％的细菌、病毒、蠕虫、雨水或者地表水污染颗粒。
The rain harvesting systems mean that a family member no longer has to walk long distances to get water.
该雨水收集系统意味着家庭成员不再需要走很远的路去取水。
Irrigation systems use water from underground when there is not enough rain.
当雨水不足时，灌溉系统会使用地下水。
He spearheaded a movement to build irrigation systems to harness rain water and to grow trees.
他发起了一个建造灌溉系统的运动，利用雨水灌溉树木。
The drinking water and hot water supply, the drainage of wastewater, rain water system and various fire control water systems of Venice Hotel in Shenzhen city are presented.
威尼斯酒店是以水为主题的旅游酒店。介绍了该项目给排水工程设计中的给水、热水、排水、雨水系统，以及所涉及的各种消防系统。
Sewage water treatment system has advanced and separate rain water and sewage systems.
污水处理系统，采用先进的雨污分流管网。
In addition to reducing electricity consumption for air conditioning, the project utilizes rain collection systems, grey-water capture and low-flow fixtures decrease municipal water usage.
除了减少空调用电，该项目还通过利用雨水收集系统，中水捕捉和低流量装置减少市政用水。
In addition to reducing electricity consumption for air conditioning, the project utilizes rain collection systems, grey-water capture and low-flow fixtures decrease municipal water usage.
除了减少空调用电，该项目还通过利用雨水收集系统，中水捕捉和低流量装置减少市政用水。
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