Home / Standards / GB/T 17639-2008 GB/T 17639-2008 Abolished Geosynthetics - Synthetic filament spunbond and needlepunched nonwoven geotextiles 土工合成材料 长丝纺粘针刺非织造土工布 Standard Type GBT ICS 59.080.70 CCS W59 Status 废止 Issue Date 2008-08-06 Implementation 2009-06-01 Responsible Dept 中国纺织工业联合会 Drafting Unit N/A