Cov lus piav qhia luv luv:

Lub tshuab no nta kev ua tau zoo, kev daws teeb meem, phiaj xwm muaj txiaj ntsig zoo, thiab kev ua haujlwm sib khi tau zoo. Nws yog qhov haum rau cov crushing thiab kev ua cov hlau thiab tsis yog - Hlau marteric ore cov khoom siv rau kev kuaj cov ntawv qhia. Nws tuaj yeem raug xaiv los ntawm geological, mining, metallurgical, thee, cov ntaub ntawv hauv tsev, thiab cov tsev tshawb nrhiav uas yuav tsum tau ua. Nws kuj tseem tuaj yeem siv tau rau kev sib tsoo qhuav thiab ntub kev sib tsoo, cov ntaub ntawv sib tsoo, cov khoom siv sib xyaw, thiab kev npaj ua piv txwv. Cov cuab yeej installation tsis xav tau kev kho lub hauv paus, muaj suab nrov tsawg, tsis muaj plua plav, thiab huv thiab yooj yim rau kev khiav lag luam. Kev sib tsoo thiab kev sib khi tau zoo.