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===Field experiences实地经验===* A subsurface reservoir in Pernambuco, Brazil has an average depth of 4m, is 50m wide, and 500m long, storing about 4,000m3 of water.巴西伯南布哥的地下水坝平均深度为4米，宽度为50米，长度为500米，蓄水量达4000立方米。
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|[[Image:project 393.jpg|thumb|center|140px|<font size="2"><center>[http://rsr.akvo.org/project/393/ RSR Project 393]<br>Dawa Eresa Subsurface and Sand Dam project地下水坝和沙坝工程</center></font>|link=http://rsr.akvo.org/project/393/ ]] |[[Image:project 404.jpg|thumb|center|140px|<font size="2"><center>[http://rsr.akvo.org/project/404/ RSR Project 404]<br>Feasibility Study for Rainwater Harvesting雨水收集的可行性研究</center></font>|link=http://rsr.akvo.org/project/404/ ]]
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