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厕所是人们生活中不可缺少的卫生设施,也是收集、贮存粪便的主要场所,为使今后农村户厕建设走向标准化、商品化,提高农村户厕卫生和粪便无害化处理率,改厕工作具有重要的社会意义。一、粪化原理双瓮漏斗式户厕主要适用于农村一般家庭,具有防蝇、防蛆、防臭和保肥等优点。它利用厌氧发酵、液化氨化杀菌沉卵和中层过粪等原理,使流入后瓮的粪液达到《粪便无害化卫生标准》(GB 7959-87)要求。
Toilets are indispensable sanitary facilities in people’s lives. They are also the main places for collection and storage of excrement. In order to standardize and commercialize the construction of rural toilets in the future, rural toilets will be healthier and the excrement harmless treatment rate will be improved. Important social significance. First, the principle of manure The double squat funnel household toilet is mainly suitable for rural families, with the advantages of fly prevention, flood control, deodorization and fertilizer retention. It uses the principles of anaerobic fermentation, liquefaction and ammoniating to sterilize egg sinking and mid-level feces, and makes the influent manure liquids meet the requirements of the “Sanitary Standard for Faecal Harmlessness” (GB 7959-87).