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DB31/T889-2015GB/T1.1-2009ABCDE12GB/T18883-2002GB50325-2010DB31405-2012[1987]2480WS394-2012WS/T395-2012WS/T396-201233.1civilconstruction3.2civilconstructionengineering3.2.1civilconstructionengineeringoftypeI3.2.2civilconstructionengineeringoftypeII3.3publicplaces3.4indoorenvironmentmanagemententerprise3.5Shanghaiindoorenvironmentmanagementservicemodelcontract3.6indoorenvironmenttreatmentstaff3.7indoorenvironmentpollution3.8customernotification3.9freshairvolumem3/h3.10conformityassessment44.14.24.34.44.54.6A55.15.25.366.16.26.36.46.56.677.17.27.37.47.588.18.1.1a)TVOCb)c)8.1.2ab)c)8.1.38.1.48.1.58.2a)b)c)d)e)f)8.3a)b)c)d)e)99.1a)b)B9.2a)b)c)d)9.39.3.1a)b)c)d)e)GB/T18883-2006GB50325-2010DB31405-2012[1987]2480WS394-2012WS/T395-2012WS/T396-20129.3.2abcd)e)9.3.3C9.49.4.19.4.2a)b)c)d)9.59.5.19.5.29.5.39.5.49.5.59.5.69.5.79.5.89.5.91010.110.210.2.110.2.2710.2.310.2.4A10.3a10.2.310.2.4b)10.2.310.2.4c)10.2.310.2.410.41111.1D11.211.2.111.2.2E11.2.3TelO755-8262O262186658O5355