Zida zotchinga zomveka zimaphatikizapo zida zachitsulo, zida za konkriti, zida za PC ndi zida za FRP.1. Zitsulo phokoso chotchinga: mbale zotayidwa, malata mbale ndi mtundu zitsulo mbale ndi wamba zitsulo zipangizo.Chotchinga chachitsulo chotchinga chimakhala ndi mtundu wa shutter ndi mtundu wakukhomerera wa microporous, womwe ungathe ...
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