01 OSB1 - Isticmaalka gudaha ujeedada guud ee looxyada OSB
OSB1 - Isticmaalka gudaha ee ujeedada guud ee looxyada OSB, looxa OSB waxa uu ka samaysan yahay alwaax dhexroor yar, alwaax khafiif ah iyo xudunta alwaax sida alaabta ceeriin, oo lagu farsameeyay jajabyo alwaax ah (guud ahaan 40-100mm dheer, 5-20 m ...