trackless mine

常见例句

The application of the small trackless equipments in Benxi uranium mine is introduced in this paper.
介绍了小型无轨设备在本溪铀矿的应用情况。
At the same time, it points out several problems on developing of brakes for the coal mine underground trackless auxiliary transportation vehicles that should pay attention to.
同时指出了在开发研制煤矿井下无轨辅助运输车辆制动器时应注意的几个问题。
The technical and economical evaluations on the trackless mining in Dachayuan mine are made and the cost composition of the trackless mining in comparison with the traditional mining is given.
阐述了采用无轨采矿技术应具备的条件，提出了在我国铀矿山推广无轨采矿技术的意见和建议。