Geotextiles and geotextile related products - Part 4: Determination of permeability normal to the plane under load at constant hydraulic water head— 10 стр.
Geosynthetics - Determination of thickness at specified pressures - Part 1: Single layers (ISO 9863-1:2005); German version EN ISO 9863-1:2005— 10 стр.
Geotextiles and geotextile-related products - Determination of water flow capacity in their plane (ISO 12958:1999); German version EN ISO 12958:1999— 10 стр.