《农村家用水压式沼气池标准图集》等三项国家标准将重新修订,以反映科技发展的新水平。一、侧重原图集功能性、工艺性、构造性的改进,结构部分不宜改动,充实增加先进实用并为群众公认的新型高效池型。二、设计图集改为推荐性标准,其他检验、操作仍保留强制性标准。图集名称定为《中国户用沼气池图集》,也适用于城镇生活污水净化处理工程套用。同时取消仅限于‘水压式’的范畴, The three national standards such as “Standard Atlas of Rural Hydropower Pressurized Digesters” will be revised to reflect the new level of science and technology development. First, focusing on the original Atlas functional, technological, constructive improvement, the structural part should not be changed, enrich and increase the advanced and practical and recognized for the masses of new and efficient pool type. Second, the design atlas into recommended standards, other tests, the operation still retains mandatory standards. Atlas name set as “China’s household biogas digest Gallery”, also apply to urban sewage treatment works. At the same time to cancel only the ’hydraulic’ category,