公司簡介
JT、JTK、JTP 型礦用提升絞車 JTB型礦用防爆提升絞車 JH型回柱絞車 減速機系列
JT, JTK, JTP type mining hoist JTB type mining explosion-proof hoist JH type return column hoist reducer series
JT, JTK, JTP type mining hoist JTB type mining explosion-proof hoist JH type return column hoist reducer series