开采

The factory produced rock drill accessories widely used in mining, tunnel boring, railways, roads, utilities and construction of earth and other works, the best-selling products over 30 provinces, municipalities, autonomous regions and exported to neighboring countries, with its good performance, Higher efficiency advantages of the praise by users at home and abroad.

本厂生产的凿岩机配件广泛应用于矿业开采、隧道掘进、铁路、公路、水电建设及其它土石方工程，产品畅销全国三十多个省、市、自治区，并出口到周边国家，以其性能好、效率高等优点深受国内外用户的好评。

Rock salt : Salt that's mined from underground deposits.

矿盐：盐是从地下开采的存款。

Residents in the area engaged in traditional gold mining can get about 1.5-2 grams of gold and earn 275,000 rupiah ($28) per day.

在从事传统的黄金开采地区的居民可以得到约1.5克黄金，以赚取275，000印尼盾（每天28美元）。

Alone the jade is produced in Nan Yang City Du Shan county, be well-known throughout alone the jade a lot of but after whose color, that fits therefore alone the jade usually has the China emerald in recent years blockage because of jade ore, forbid exploit, alone beautiful price is more expensive , that best material treasures up but alone good one jade therefore in taking three-colour material of azure to also be alone jade, is that your sagaciousness chooses, therefore alone the jade has the potential collecting with appreciation more.

独玉产于南阳独山，独玉经其色彩众多而闻名，所以独玉素有中华翡翠之称。近年来由于玉矿的封锁，禁止开采，独玉的价格更为昂贵，而带天蓝三色的料子更是独玉中最好的料子。所以珍藏一款好的独玉，是你的明智选择，所以独玉更具有收藏和升值的潜力。

About 23,000 tons of salt are extracted from the mine yearly using basic tools and donkeys as transportation.

这座盐矿每年出产2.3万吨盐，工人们使用最原始的开采工具，用驴来搬运。

Through analysis on principle of safety valve and in combination with the function of safety valve in Hechuan Salt Mine,this paper elaborates the important role that safety valve plays in mining as well as the importance of daily maintenance for safety valve .

通过对安全阀的原理分析，结合合川盐矿安全阀起到的作用，说明了安全阀在矿山开采中的重要作用，并阐述了安全阀失效后的危害及安全阀的日常保养和维修的重要性。

For example, Edwin Drake was not the first man to drill for a natural resource; the Chinese used that technique for centuries to mine salt.

比如，Edwin Drake并不是第一个想到用钻井来获取自然资源的人；中国人几个世纪以来都用这种方法开采食盐。

Through analysis on wide application of horizontally butted well in exploiting rock salt deposit and in combination with current situation and existing problems in rock salt mine exploiting in Penglai,this paper forecasts the application prospect of horizontally butted well in exploitation in the future.

通过对水平对接井技术在开采岩盐矿床的广泛应用的分析，结合蓬莱岩盐矿山开发现状及存在的问题，展望了该矿山在今后的开发中，水平对接井技术的应用前景。

It may result in serious safety problem to exploit the stagnant deposit of Chaoh ou Salt Mine by bore-hole-well air-cushion solution method.

对于乔后盐矿的呆滞矿体，若以现在使用的钻井气垫水溶法开采，将产生严重的安全问题。

These fugitives discovered that they had a gold mine in the salt which lay there so to speak, for the picking.

后来，这些流亡者们一度发现威尼斯蕴藏着珍贵的食盐资源，可谓是亟待开采。

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。