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现批准《工业用水软化除盐设计规范》为国家标准,编号为GB/T50109-2006,自2006年11月1日起实施。原《工业用水软化除盐设计规范》GBJ109-87同时废止。
Is now approved “industrial water softening desalination Design Code” for the national standard, numbered GB / T50109-2006, since November 1, 2006 onwards. The original “industrial water softening desalination Design Code” GBJ109-87 abolished at the same time.