钻井机一种在采矿中用来挖掘矿井时在石头上打孔的工具 A rock-boring tool used in mining for sinking shafts.
阿利斯斯普林斯澳大利亚一城镇,位于该国中心附近。旅游和采矿为其重要经济来源。人口22,000 A town of Australia located near the center of the country. Tourism and mining are important to its economy. Population, 22,000.
他在那里被培养成一名采矿工程师。 He was trained there as a mining engineer.
这个地区以采矿业为经济基础。 This area depends on the mining industry.