指导和管理煤矿矿长资格证颁发工作。
To guide and administer qualification certification of coal mine directors.
新兴煤矿矿长、副矿长以及总工程师职务已被撤销。
The mine's leader, deputy leader and chief-engineer have all been removed from their posts.
兰坪氧化铅锌矿的选矿长久以来是选矿界的难题。
The dressing of oxidized ore of zinc and lead in Lanping has been a tickler for a long time.
1984- 1985大同矿务局晋华宫矿副矿长。
1984-1985 Deputy Director of Jinhuagong Mine of Datong Mining bureau.
其中一人在事故发生的10天之前刚刚被评为“优秀矿长”。
One had been declared a role model in mine management just 10 days before the accident.
有一个可信的原因：19世纪末没有节制的城市矿长滋生了犯罪和疾病。
There is a good reason for that: unconstrained urban growth in the late 19th century fostered crime and disease.
在倾斜矿床露天矿长远规划模型的基础上，建立了分期开采境界优化模型。
Based on the "surface mine long term planing model" the stepwise mining limit optimization model has been set up for inclined ore bed.
张坝沟石灰石矿长期采用光面爆破技术来减小爆破震动及后冲对固定边坡的危害。
Perimeter blasting technique, which can decrease the blasting vibration and harmfulness on fixed slope, is used in the Zhangbagou Limestone Mine.
张坝沟石灰石矿长期采用光面爆破技术来减小爆破震动及后冲对固定边坡的危害。
Perimeter blasting technique, which can decrease the blasting vibration and harmfulness on fixed slope, is used in the Zhangbagou Limestone Mine.
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