Lub ZT-33MK Drilling Rig yog tam sim no ua cov kev kho tailings Drilling.
Dec 10, 2025| ZT-33MK drilling rig's tailings kho drilling qhov project yog kev vam meej, nrog lub siab lub kaum sab xis hloov mus rau 0-18 degree, ua tiav kev tsim kho thiab ua haujlwm tau zoo.
Xa kev nug