Steel grating, yomwe imadziwikanso kuti chitsulo grating, ndi mtundu wa chitsulo chopangidwa ndi chitsulo chapakati pakati, chomwe chimapangidwa ndi chitsulo chathyathyathya chopangidwa molingana ndi malo enaake ndi mipiringidzo yamtanda, ndipo amagwiritsidwa ntchito makamaka ngati chivundikiro cha ngalande.Chitsulo nsanja nsanja mbale, sitepe mbale makwerero zitsulo, e ...
Werengani zambiri