ICS91.060.30..Q5_中华人民共和国国家标准GB/T25998—2010矿物棉装饰吸声板Mineralwooldecoratingandacousticceilings2011-01-10发布______...
bDEFGH'070%YZ[D1].8GB/T25998RH70600(5(K^`aA?2:-'0600mm4!"-'0600mm,\'0600mm,!"\'0c0mm,3'012_mm,bDEFGH'090%YZ[D8GB/T25998RH90600X600...
