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关于发布行业产品标准《φ5.5m～φ7m土压平衡盾构机(软土)》的公告中华人民共和国住房和城乡建设部公告第94号现批准《φ5.5m～φ7m土压平衡盾构机(软土)》为城镇建设行业产品标准,编号为CJ/T284-2008,自2008年12月1日起实施。本标准由我部标准定额研究所组织中国标准出版社出版发行。中华人民共和国住房和城乡建设部二○○八年八月十一日
About the release of industry product standard “φ5.5m ~ φ7m earth pressure balance shield machine (soft soil)” Announcement No. 94 of the Ministry of Housing and Urban-Rural Development Bulletin of the People’s Republic of China “φ5.5m ~ φ7m earth pressure balance shield machine (Soft soil) ”is the product standard of urban construction industry, code CJ / T284-2008, effective from December 1, 2008. This standard is published by the Ministry of Standards and Standards Institute of China Standard Press. Ministry of Housing and Urban-Rural Development, People’s Republic of China August 11, 2008