Home / Standards / GB/T 17638-2017 GB/T 17638-2017 Active Geosynthetics—Synthetic staple fibers needlepunched nonwoven geotextiles 土工合成材料 短纤针刺非织造土工布 Standard Type GBT ICS 59.080.70 CCS W59 Status 现行 Issue Date 2017-05-12 Implementation 2017-12-01 Responsible Dept 中国纺织工业联合会 Drafting Unit N/A