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Influence of equipment management and maintain to production efficiency in middle and small scale surface coal mineDOU Jin-chun39-41
Limit optimization application of open-pit mine based on Micromine softwareYAN Ti, WANG De-wen, ZENG Qing-Tian, SHE Dan-dan42-44,47
Discussion on dump capacity expansion and security technology problem under the complex conditionLI Yi78-81,83
Mountainous highway water mechanism damage mechanism and countermeasure analysisCHEN Kai, ZHANG Tao87-88,91