3D composite drainage net: The three-dimensional composite drainage net is made of a unique three-dimensional geonet and double-sided bonded geotextile. Its mesh core has a unique three-dimensional structure and can withstand high compressive loads during the entire use process. It is resistant to corrosion, acid and alkali, and is widely used in landfill drainage, highway subgrade drainage, railway and tunnel drainage, garden and sports ground drainage.
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