According to the Notice on Issuing the Plan for Formulating and Revising Engineering Construction Standards and Specifications in 2006 (First Batch) issued by the former Ministry of Construction (Jian Biao [2006] No.
77), this specification was revised by the China Academy of Building Research in conjunction with relevant units through investigation and research, careful summary of practical experience, reference to relevant international standards and advanced foreign standards, and extensive solicitation of opinions.
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