Sơn La Provincesonla.gov.vn/SiteFolders/Root/4858/QD so 3227.pdf · * Lan can dinh kè: Dài 7,7m;...
6
Sơn La Provincesonla.gov.vn/SiteFolders/Root/4858/QD so 3227.pdf · * Lan can dinh kè: Dài 7,7m; Lan can Inox D60x2mm, thép hêp inox (25x25x1,5)mm; (50x25x2)mm. * Rãnh thoát