[Cov lus piav qhia dav dav] Xanthate yog flotation sulfide ntxhia, xws li galena, sphalerite, actinide, pyrite, mercury, malachite, ntuj silverand natural gold, Nws yog cov khoom siv ntau tshaj plaws.Nyob rau hauv tus txheej txheem ntawm flotation thiab beneficiation, nyob rau hauv thiaj li yuav zoo cais pab minerals f ...
Nyeem ntxiv