6kV矿用移动屏蔽监视型橡套软电缆
6 kV cabtyre cables with monitoring shield for mobile mining applications
KPG1矿用隔爆小型电源开关
KPG1 small-scale mining flame-proof power switch
电动矿用自卸车
motorized wheel dump truck
防爆式矿用机车
permissible mine locomotive
矿用安全帽灯
Safety cap lamp for mines
矿用本质安全防爆
mine-used intrinsic safety and explosion-proof
矿用标淮构造
standard mining construction
矿用对旋轴流通风机
Counter rotating axial ventilation fan for mine use
矿用防爆
explosion protection in mining
explosion protection for mining applications