1·What percentage of its land area is taken up for water catchment?
有百分之多少的土地面积用作水源收集？
2·Mabira is also a vital water catchment area for the country's lakes and rivers.
马比拉也是国家湖泊河流重要的水源地。
3·Rainstorm design return period of one year, the ground water catchment time for 10 minutes.
暴雨设计重现期为一年，地面集水时间为10分钟。
4·A graywater catchment system could collect reusable water for irrigation and toilet flushing.
废水回收系统可以用来灌溉，也可以用来冲厕所。
5·The water catchment area of rain leader shall be determined based on whether the rainwater hopper and gutter are set up, and the calculation of water depth before the rainwater hopper.
雨水立管的汇水面积应结合是否安装雨水斗、是否设置天沟及斗前水深进行计算确定。
6·This paper describes the principles of ecotype hydraulic protection and related treatment techniques for gentle slope, steep slope, gully head, scouring gully, water catchment area and revetment.
文章阐述了生态型水工保护的原则，从缓坡、陡坡、沟头、冲沟、汇水塬、护坡、崾岘的处理等方面，介绍了生态型水工保护技术。
7·It was inaugurated in 2008 and ACTS as a tidal barrier to keep seawater out, thus turning the island's most populated district into a water-catchment area and the harbour into a reservoir.
这座大坝落成于2008年，是作为阻挡海水与潮汐的一道屏障而修建的，将这个岛上人口最密集的区域和港口变成了一座水库。
8·The water framework directive: stakeholder preferences and catchment management strategies-are they reconcilable?
欧盟水框架指令：利益相关者的喜好和流域管理策略——它们是可协调的吗？
9·Pollution total quantity control in the catchment area of municipal waste water treatment plant should avoid the repetitive treatment of municipal wastewater treatment plant.
在城市污水处理厂汇水区实行污染源总量控制，应该避免与城市污水处理厂重复治理。
10·Studies on runoff-rainfall relationship are important to understand the hydrological processes and the water balance in a small catchment.
观测了水源区的太行山小流域径流及降雨过程，分析了径流与降雨的关系。