In 1936, the U. S. Bureau of Mines took control and started digging.
在1936年，美国采矿办公署进驻而开始挖掘。
This paper introduced the design plan and application effect of new type cage bar in Kangjiawan Mine, Shuikoushan Bureau of Mines.
介绍了水口山矿务局康家湾矿副井罐笼内新型阻车器的设计方案及其应用效果。
Those against include the mine operators and the many who work in the mines; mining salaries are, on average, Australia's highest, according to the Australian Bureau of Statistics.
而反对者包括矿业主和在矿区工作的人员；澳国家统计局数据显示，矿业的平均收入是澳大利亚所有行业中最高的。
The paper gives a brief presentation of the development, major function and characteristics of the goods management information system for Hanxing Metallurgical Mines Administrative Bureau.
简要介绍“邯邢冶金矿山管理局物资管理信息系统”的研制开发情况、系统的主要功能和特点。
This paper makes a systematical investigation into the excavation project of the haulage tunnel at -150m level in Yunjialing Coal Mine, Handan Mines Bureau.
就邯郸矿务局云驾岭煤矿- 15 0水平运输大巷施工工程作了系统性研究。
By computer communication, the paper has work out a solution for communication management of ventilation dispatch between the mining bureau and the mines.
本文采用计算机通信手段解决了局矿间通风调度通信管理问题。
By computer communication, the paper has work out a solution for communication management of ventilation dispatch between the mining bureau and the mines.
本文采用计算机通信手段解决了局矿间通风调度通信管理问题。
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