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一、露天矿剥离或采石场用的两种装载设备生产实践表明,至今,在爆堆或原岩的铲掘中,液压铲明显地比索斗铲更灵活和更好用,因此效益也就更高。液压铲和轮胎式装载机(根据使用条
1. The production practice of two loading equipment for strip mining or quarrying in surface mines shows that so far, hydraulic shovels have obviously been more flexible and better-used than shovel shovels in the excavation of a blast or a raw rock, so that the benefits higher. Hydraulic shovels and wheel loaders (according to the bar