查询词典 mining

Coal mining is a historically dangerous job -- and it is our subject this week.

采矿是历史上最危险的工作——这是我们本周的主题。

Company is Shanghai's largest local and comprehensive utilization of coal mining enterprises.

公司是上海本地最大的煤炭开采和综合利用企业。

China, Russia, Poland and the United States account for over 77 percent of coal mining methane emissions.

中国，俄罗斯，波兰和美国所占比例超过77 %的煤炭开采甲烷的排放量。

State Key Laboratory of Coal Resources and Safety Mining,Beijing 100083,China

煤炭资源与安全开采国家重点实验室，北京 100083

Is widely used in coal, mining, environmental protection and other industries.

广泛应用于煤炭、矿山、环保等行业。

Last December, 12 people died in one of the coal mining company's tunnels.

去年12月，其中12人死于煤矿公司的隧道。

The place where we're standing is the coal mining and transportation area.

现在咱们所在的地方就是煤炭开采和运输的地方。

It is one of three major accidents in coal mining, and constitutes a serious threat to safety production.

运输事故是煤矿三大事故之一，其对矿井的安全生产构成了严重威胁。

China is also concerned about its air emissions from coal mining.

中国也是国际关注的空气污染来自煤炭开采。

The concept of green technique in coal mining was proposed.

提出了煤矿绿色开采的概念，阐述了它的内涵和技术体系。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。