trackless mine

常见例句

The application of the small trackless equipments in Benxi uranium mine is introduced in this paper.
介紹了小型無軌設備在本谿鈾鑛的應用情況。
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.
同時指出了在開發研制煤鑛井下無軌輔助運輸車輛制動器時應注意的幾個問題。
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.
闡述了採用無軌採鑛技術應具備的條件，提出了在我國鈾鑛山推廣無軌採鑛技術的意見和建議。