Home / Standards / GB/T 17690-1999 GB/T 17690-1999 Active Geosynthetics--Plastic woven film yarn geotextile 土工合成材料 塑料扁丝编织土工布 Standard Type GBT ICS 83.140.10 CCS G33 Status 现行 Issue Date 1999-03-08 Implementation 1999-07-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A