Scraper is widely used in pillarless sublevel caving due to its high ore drawing efficiency, mobility, flexibility and general purpose application.
在无底柱分段崩落采矿法中，铲运机由于其具有出矿效率高、机动灵活、多用性等优点而被广泛采用。
2
The scraper is adopted to unload the ore concentrate; and compared with the traditional washing water unloading way, the water saving effect is remarkable.