Sravana Sameeralu Serial 4th Hot Sale

Isu tiri mutengesi wemhando yepamusoro wezvigadzirwa uye zvikamu zvakagadziriswa zve tungsten, molybdenum, tantalum, uye niobium refractory zvinhu. Zvigadzirwa zvedu zvinonyanya zvinosanganisira vacuum coating, yakakwirira-tembiricha mavira, photovoltaic, semiconductors, uye mamwe maindasitiri. Isu tinofara kubatsira vatengi kugadzirisa chero matambudziko, ndapota taura nesu nekukurumidza.