1. Geotextile na-adịghị kpara akpa, nkọwa ndị a na-ahọrọ n'ụzọ doro anya n'etiti 100g / m2-1000g / m2, ihe bụ isi ihe bụ polyester staple fiber ma ọ bụ polypropylene staple fiber, nke acupuncture na-eme, isi ihe eji eme ihe bụ: osimiri, oké osimiri. , ọdọ na osimiri Mkpọda nchebe nke embankments, l...
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