【摘要】 简述了国外煤矿地下无轨辅助运输设备的概况、国内现状以及影响发展的原因,指出了我国无轨运输设备的发展方向。更多还原

【Abstract】 The paper gives an brief introduction to underground trackless aid conveyer in foreign coal mine, domestic current status and the factors which effect development, moreover, it indicates the developing direction of domestic trackless conveyer.更多还原