不错，如今矿产公司急于探明新的矿藏，他们还愿意在极其恶劣困难的条件下开采挖掘。
True, mineral companies today are so eager to develop new finds that they are willing to work under astonishingly difficult conditions.
哈格罗夫提出疑问：我们看到的是月球自然状态下的环形山还是人为挖掘露天开采的凹坑？这种认知是如何影响我们观察夜空的？
Hargrove asks how our viewing of the night sky is affected by our knowing whether what we see are the craters of the moon's natural state, or only man-made excavations and opencast pits.
外资对钻石开采与挖掘的投入开始增多，但国家的地形却让人伤神，并且国家基建也不尽人意。
Foreign investment in diamond exploration and mines is up, but the terrain is tricky and infrastructure poor.
煤矿工人和他们的金丝雀通常把瓦斯（开采煤矿时产生的一种气体，有毒易爆）作为他们挖掘煤炭时潜在的最致命的障碍物。
MINERS and their canaries are used to thinking of natural gas as a potentially deadly impediment to digging up coal.
2010年6月25日，一名考古学家在西班牙北部布尔戈斯（Burgos）的阿塔普埃卡（Atapuerca）山脉的矿藏开采时，挖掘出一具5000年前人体骨骸。
An archaeologist cleans a skeleton dating from about 5, 000 years ago during excavations in the deposits of Atapuerca's mountain range in Burgos, northern Spain, on June 25, 2010.
从亚伯达的油沙开采到英吉利海峡的开凿，人类制造的最极端机器大都用在了挖掘上。
From mining the oil sands of Alberta to boring under the English Channel, some of the most extreme machines made by man are devoted to digging.
挖掘和处理设备就需要花掉数百万美元，要实现盈利就必须开采出成吨的金子，其他有价值的所含矿物也必须尽可能的被利用。
Getting the digging and processing equipment to the site costs millions, and then tons of gold must be produced and preferably other valuable minerals must also be present for a mine to be profitable.
可见所有易开采的黄金都已被挖掘一空。
主导开采的Tullow Oil公司（该公司股票是富时100指数成份股）相信，可挖掘储量将会超过15亿桶，其储量堪比赤道几内亚和乍得共和国。
Tullow Oil, the FTSE 100 company leading the exploration, believes the exploitable deposits could exceed 1.5bn barrels, reserves comparable to Equatorial Guinea and the Republic of Chad .
处在自身的自然状态和位置；没有被开采或者挖掘。
Used of minerals or stone in its natural state and place; not mined or quarried.
一个原因是容易开采的黄金已经采完，现在需要挖掘更深才能开采到合格的黄金矿藏。
One factor is that all the "easy gold" has already been mined; miners now have to dig deeper to access quality gold reserves.
我们的工作包括挖掘，深层开采生产，提炼和精炼。
Because we do it all - mining, in-situ production, upgrading and refining.
把数据挖掘技术引入到矿山的勘探开采工作中，并对数据进行了梳理，建立了数据挖掘技术的系统框架模型，这一技术的引进必将起到对实际决策工作的支持作用。
It was introduced into mine prospecting to sort out the data and build data mining system framework model. Its introduction will be sure to play a role in supporting practical policy decision.
在露天矿的开采中，大型矿用机械式挖掘机得到了广泛的应用。
In the mining of open pit, the large mechanical excavators are widely used.
在露天矿的开采中，大型矿用机械式挖掘机得到了广泛的应用。
In the mining of open pit, the large mechanical excavators are widely used.
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