Yesterday 17:13
Nkhungu ndi gawo lofunika kwambiri pakupanga mafakitale amakono. Sulfide, banga lamafuta ndi mawanga a dzimbiri adzapanga nkhungu pambuyo pa ntchito yayitali, zomwe zimabweretsa burr, kusakhazikika kwazinthu, ndi zina zambiri zazinthu zopangidwa. Njira zachikhalidwe zotsuka nkhungu zimaphatikizapo makina, mankhwala, kuyeretsa akupanga, ndi zina zotero, zomwe zimakhala zoletsedwa kwambiri pokumana ndi chitetezo cha chilengedwe komanso zofunikira kwambiri zogwiritsira ntchito. Ndiukadaulo wopanda kuipitsidwa, wopanda phokoso komanso wopanda vuto woyeretsa zobiriwira. S&A ma chillers a fiber lasers amapereka zida zoyeretsera za laser ndi njira yowongolera kutentha. Kukhala ndi machitidwe 2 owongolera kutentha, oyenera nthawi zosiyanasiyana. Kuwunika kwanthawi yeniyeni kwa magwiridwe antchito a chiller ndikusintha magawo a chiller. Kuthetsa dothi la nkhungu p...