GB/T 17634-1998 Geotextiles and geotextile-related products-determination of the characteristic opening size-wet sieving method[S].Beijing:China Planning Press,1998.

 
  • GB/T 17634-1998 土工织物及其有关产品有效孔径的测定湿筛法[S].;北京:中国计划出版社;1998
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