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虎林市西南岔水库原设计坝体排水为褥垫与小棱体镇脚组合排水方案。后改为坝后埋设暗管排水方案。文章介绍了这一方案的施工技术与取得的效益。
Huanan South West dam design of the original drainage of the drainage system for the mattress pad and small prism town combined drainage program. After the dam planted underground pipe drainage plan. The article introduces the construction technology and the benefits of this project.