论文部分内容阅读
南部采选公司率先在苏联开采和选别磁铁石英岩。这些年来,一直是用铁路从露天矿向。破碎选矿厂运送矿石。铁路运输是这家企业生产活动的主要环节,直到1988年,仍是公司露天矿内部运输的单一型式。公司工业运输的主要任务是将矿石和剥离岩石运出露天矿。矿岩运输量占公司铁路运输总量的70％,大约为
South mining company took the lead in the Soviet Union mining and sorting magnetite quartzite. Over the years, railways have been used from the open pit to the mine. Broken concentrator transport ore. Railroad transport was the main link in the production activities of this enterprise until 1988, which was still the single type of internal transport in the company’s open-pit mines. The company’s primary task in industrial transport is to transport ore and pealed rocks out of open-pit mines. The amount of ore and rock transportation accounts for 70% of the total railway transportation of the company, which is about