Theknoloji ea "vacuum coating", eo hape e tsejoang e le thekenoloji ea filimi e tšesaane, e sebelisoa liindastering tse fapa-fapaneng, tse kang liphahlo tse sa tsoa khuoa indastering ea lijo, lifilimi tse thibelang kutu, tlhahiso ea lisele tsa letsatsi, likhabiso tse khabisitsoeng bakeng sa lisebelisoa tsa kamore ea ho hlapela le mabenyane. , ha re bolela tse seng kae.The...
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