开采

23123 Working face as an example,the problem in the coal mining of large-angle underhand stoping is analyzed.

在大角度俯采条件下，以23123轻放工作面为例，对回采过程中存在的问题进行分析，并提出解决办法，成功实现了轻放工作面的大角度俯采，并为类似地质条件的煤层开采提供了借鉴经验。

In other words, the global recession has only interrupted the "supercycle" of which many analysts used to speak, during which the normal boom-and-bust cycle of oil and other commodities would give way to a protracted period of high prices, as ever-growing demand from emerging markets swallowed everything the extractive industries could produce.

换言之，全球衰退只是打断了很多分析师所说的&超级循环周期&。在这循环中，普通的关于石油和其他大宗商品的繁荣-萧条循环周期会让步于长时间的高价位，因为新兴市场始终增长的需求消化了开采业所能开采的所有产品。

The fully mechanized caving coal mining under the railway in mine area will result in difficult maintenance of railway because of great deformation and subsidence speed of terrene and railway.

在矿区铁路下进行放顶煤开采所引起的地表及铁路的变形量大，变形速度快，从而导致矿区铁路维护困难。

A few scattered, disaffected units grew into an army - an army with powerful atomic weaponry, ruthless tactics and a Tiberian fortune.

一些分散的叛乱部队开始组合成一支庞大军队，有着强力核武器、残忍的作战手段和开采泰伯利亚矿带来的财富。

Today, TINO is a holding company made up of different companies dedicated to quarrying, production and distribution on natural stone.

如今，帝诺已发展成为一家跨国控股公司，下辖多个分公司，经营从石材开采到营销以及加工处理的全线业务。

The hotels and bars in Shreveport, a long-suffering city near the Texas line, with its semiabandoned downtown and tomblike quiet after 5 p.m., are now filled with the oil company landmen, whose numbers have blossomed overnight from the low hundreds into the thousands, by some accounts.

什里夫波特州，田纳西附近长期贫困的城区，被都市生活几近抛弃，下午5点以后就安静得象一片坟墓。而今，它那里的饭店和酒吧却充满了石油公司的&开采员&，据相关统计，来访数量一夜之间从几百人增长为上万人。

Results show that composite geophysical methods increase the accuracy and precision of mined-out areas detection, and position, distribution and transfixion relationship of group mined-out areas are found out basically, which can offer security guarantee condition when opening working turns to underground working in the mine.

探测结果表明，综合物探方法提高了采空区探测的准确度和精度，基本查明了群采空区的层位、分布、范围和贯通关系，为矿山由露天开采转入地下生产提供了安全保障条件。

I design a system that can be exploited and transported in the sea.

我设计了一座能在海底开采、运输石油的系统。

The black diamond rough is mined in Borneo and the Western Transvaal region of South Africa.

黑色粗钻石开采是在婆罗洲和西部地区德兰士瓦南非。

The black diamond rough is mined in Borneo and the Western Transvaal region of South Africa.

粗钻石开采是黑人和西婆罗洲地区皮南非。

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。