New Progress in Key Technology of Underground Metal Mining _ Rock Drilling _ Blasting _ Transportation
Original Title: New Progress in Key Technologies for Underground Metal Mining Underground metal mine mining is a systematic project, including development, development and mining (as shown in Figure 1, underground mine mining model), each link requires blasting. Therefore, how to blast safely and efficiently is a subject for every miner to study. Fig. 2 Underground mining mode At present, metal...
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