日韩专区在线丨日本在线观看www丨国产精品久久天天躁丨久久久久久久久久久久久久久丨成人男女视频丨欧美比基尼丨色网站在线观看丨99爱免费丨东京一木一道一二三区丨夜夜高潮夜夜爽夜夜爱爱一区丨久久大香丨黄瓜视频污在线观看丨国产深夜福利丨欧美精品一区二区三区久久久丨夜夜性日日交xxx性视频丨青草成人丨亚洲狼人伊人中文字幕丨农村村妇真实偷人视频丨亚洲中文字幕成人综合网丨日日骑

Using the 3Ddeposit modeling system to guide underground prospecting according to the mineralization regularity and the complicated geological structure, and many blind and edge ore-bodies are found. The main adit + main-auxiliary shaft development method and the electronic signal control system are adopted in underground transportation to improve the transportation efficiency; implements the “four modernizations” of development, such as mining mechanization, production and management frontline, construction team   miniaturization, quality management standardization; adopts the mechanical equipments such as drilling trolley, prying trolley, driverless railcar to realize mechanization and automation of drilling ,charging, mining, transportation, filling and so on.


a.jpg

b.jpg








Inspect and apply the advanced equipments such as drilling trolley, prying trolley, driverless railcar to realize mechanization and automation of drilling, charging, mining, 

transportation, filling and other procedures.








c.jpg

The beneficiation puts the coarse crushing in the underground to avoid the surface noise 

and dust pollution, and realizes the environmental protection, energy saving and efficient 

utilization.

dd.jpg

The main adit + main-auxiliary shaft development method and the electronic signal control system are adopted in underground transportation to improve the transportation efficiency.









?