Akụkọ ụlọ ọrụ
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Aro nwụnye geogrid
Usoro ihe owuwu ihe: Nkwadebe ihe owuwu (ụgbọ njem na nhazi ihe) → ọgwụgwọ ntọala (nhicha) → ntinye nke geogrid (usoro ịtọ na obosara) → filler (usoro na urughuru nha) → grid rolling → ala grid laying.Usoro ihe owuwu: ① Ngwọta ntọala Fir...GỤKWUO
