矿井巷道支护设计的合理与否，直接影响着煤矿的采掘接续平衡、经济效益和生产安全。
The supporting design of mine roadways is reasonable or not directly influences mining-drifting balance, economic efficiency and safety production.
突出煤层煤巷掘进防突直接关系到煤矿的安全生产和采掘接替。
Outburst prevention technique of excavating in coal seam will be directly concerned colliery safety production and excavates taking over.
采掘进度计划对矿山建设和均衡生产具有指导作用。
Open pit mining production scheduling is of guidance significance to the mine construction and balanced production.
六名英国的年轻人放弃他们的奢华生活，来到贫苦的非洲和亚洲地区，和那里的人一起采掘、生产、加工、回收奢侈品。
Six young British consumers swap their luxury lives for the simple mud huts and shanty towns of Africa and Asia to work alongside the people who mine, manufacture, process and recycle luxury goods.
为了提高生产率和降低煤矿开采的成本，这就要求所使用的设备具有很高的安全性以及采掘设备的优化配置。
In order to improve the productivity and reduce the cost of mining, the safety of the equipment used is required as well as the optimizing of the digging device.
为了提高生产率和降低煤矿开采的成本，这就要求所使用的设备具有很高的安全性以及采掘设备的优化配置。
In order to improve the productivity and reduce the cost of mining, the safety of the equipment used is required as well as the optimizing of the digging device.
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