GB/T 17634-2019土工布及其有关产品有效孔径的测定湿筛法标准
英文:Geotextiles and geotextile-related products—Determination of the characteristic opening size—Wet sieving method GB/T ...
英文:Geotextiles and geotextile-related products—Determination of the characteristic opening size—Wet sieving method GB/T ...