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6号泵

39 bytes added, 06:22, 18 May 2016
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[[Image:No. 6 icon.png|right|80px]]
[[Image:6号泵.jpg|thumb|right|200px|孟加拉国和印度的居民所使用的6号泵图片:[http://akvopediawww.orgrural-water-supply.net/s_wikien/imagesimplementation/bpublic-domain-handpumps/b1/No._6_pumpno-6-pump RWSN.jpg]]]
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6号泵是一种采用杠杆原理操作的真空泵,它常被用来抽吸浅井里的水。通常来说, 6号泵安装在可折叠的管井里,这种管井的井筛会延伸到粗砂含水层。
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