Dab tsi yog ib tug tin ingot?
May 15, 2025
Tso lus
Dab tsi yog ib tug tin ingot?
Tn Ingots yog hom kev lag luam Tin pov tseg rau hauv kev noj. Tom qab ib feem ua kom ua kom zoo dua, lawv tseem muaj ib qho me me ntawm cov khoom tsis sib xws (xws li tooj liab, txhuas, hlau lossis arsenic). Lawv yog cov khoom sib txawv ntawm cov phiaj tin. Lawv tuaj yeem siv ua txheej txheej thiab muaj ntau yam ntawm cov khoom noj, tshuab, cov khoom siv hluav taws xob, tsheb, aerospace thiab lwm yam muaj cov sectors.
Chaw Nyob: Huafu Lub Chaw Lag Luam, Wenfeng Cheeb Tsam, Lub Nroog Anyang, Henan xeev, Suav
