Home / Standards / GB/T 17634-1998 GB/T 17634-1998 Abolished Geotextiles and geotextile-related products--Determination of the characteristic opening size--Wet sievingmethod 土工布及其有关产品 有效孔径的测定 湿筛法 Standard Type GBT ICS 59.080.70 CCS W59 Status 废止 Issue Date 1998-12-24 Implementation 1999-03-01 Responsible Dept 中国纺织工业联合会 Drafting Unit N/A