Lub zog system:ntau yam kev xaiv fais fab
Khoom nta: Haum rau marble hoisting, refractory cib hoisting, pob zeb slab txiav thiab tuav, crucible ntau lawm tuav, cement yeeb nkab hoisting, thiab lwm yam .; Raws li cov txheej txheem ntawm cov neeg siv khoom sib txawv, cov khoom siv tuaj yeem tig 0 ~ 90 °, tig 0 ~ 360 ° thiab lwm yam haujlwm; rau ntxhib, pob zeb tsis sib xws, koj tuaj yeem xaiv lub khob nqus dej tshwj xeeb rau kev sib haum xeeb.