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Series PGM Ib Leeg Tsav Tsheb Siab Siab Rau Cov Menyuam Zeb
Daim Ntawv Thov:
Ib lub tshuab sib tsoo siab siab ib zaug yog tsim tshwj xeeb los ua ntej sib tsoo cov cement clinkers, cov mineral dross, cov hlau clinkers thiab lwm yam rau hauv
cov hmoov me me, kom tsoo cov hlau ua los ntawm cov hlau (hlau ores, manganese ores, tooj liab ores, lead-zinc ores, vanadium ores thiab lwm yam) thiab
txhawm rau zom cov zaub mov uas tsis yog hlau (cov thee gangues, feldspar, nephe-line, dolomite, limestone, quartz, thiab lwm yam) ua hmoov.
