The content of the research on changing the high shaft into a main ore-pass in Yong-Sha-Ba mine has three parts.
用沙坝矿高大副井改主溜井的研究内容主要分为三个部分：溜井放矿规律研究与振动出矿及相关技术的应用研究；
The Houpoao tin mine has three mining sections, i. e. the west, the central and the east, with the west section having been mined-out and the east section being the major production area.
厚婆坳矿全矿分西、中、东三个区段开采，西区已采完，东区为主要出矿区段。
Everyone has his hobby. Mine is reading. I have read many books, and Three Days to See is one of my favorite books.
每个人都有他自己的爱好。我的就是阅读。我读过很多书，《假如给我三天光明》是我最喜欢的书之一。
A friend of mine has been rejected by the university of her choice despite last week having achieved three grade as at A-level. What's going on?
尽管我的一位朋友在上个星期取得了3个A，但还是被她青睐的那所大学拒绝了，这是怎么回事？
Every truth has three sides: yours, mine and the real one.
每个真理都有三副面孔：你的，我的，本身的。
Pinnacle has built a very strong team of three very experienced mining engineers and they intend to build a mine.
顶峰公司阵容强大，有三位富有经验的采矿工程师，他们打算建设一个矿山。
The mine exhausted the local deposit of heavy rare earths in three years, but a decade after the mine closed, no one has tried to revive the downstream rice fields.
这个矿三年内就采光了所有的稀土矿。而在这座矿关闭10年后，仍然没有一个人敢复耕这座矿下游的农田。
The company owns three exploitation sites of the natural mine, and it has formed a complete set of the advanced expert production equipments and an expert production team.
公司拥有天然矿山三处开采点，并配套有有先进的石材生产设备及一支专业的生产团队。
The technique of stope 1caching has been applied to industrial process in Uranium Mine No. 794 for three years.
原地破碎浸出采矿技术已经在七九四矿应用了近三年时间。
The application of three-down-two-up and inclined to Y type ventilation in work surface 2301, 3302, 3301 of Sihe mine has got good effects and the up corner gas is under control.
结合寺河矿2301、3302、 3301工作面应用三进两回偏Y型通风方式，取得良好效果，上隅角瓦斯始终处于受控状态。
The application of three-down-two-up and inclined to Y type ventilation in work surface 2301, 3302, 3301 of Sihe mine has got good effects and the up corner gas is under control.
结合寺河矿2301、3302、 3301工作面应用三进两回偏Y型通风方式，取得良好效果，上隅角瓦斯始终处于受控状态。
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