铲运机在露天矿中有很重要的用途,如在建矿初期,要求易于改变机器的大小和数量,或不值得使用昂贵的设备并要求能有选择地安排主要剥采参数时;又如当一个矿的计划开采寿命很短,或要求的产量很低,不必用机械铲、索斗铲等价钱很贵的大型设备时,采用铲运机能够比较理想地满足要求。在很多露天矿中,铲运机对于铲运表土和进 Scrapers have important uses in open pit mines, such as the ease of changing the size and number of machines in the early stages of construction, or the worth of expensive equipment and the ability to selectively arrange major stripping parameters When a mine has a short planned life of mining or a low yield, it is not necessary to use a large scraper such as a mechanical shovel or a dragline shovel to satisfactorily meet the requirements. In many open pit mines, scrapers are used for scrapping surface soil and entering