It is suggested plenum ventilation should be first adopted in ventilation planning of uranium mines.
建议铀矿井通风工程设计中应优先采用压入式通风方式.
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Blast Furnace : Use iron ore from the mines to make pig iron for you weapons.
鼓风炉: 铁矿石在这里炼成生铁,可以用来制造武器.
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Two phosphate mines, one in Hubei and the other in Guizhou, are being speedily built.
两座磷矿, 一座在湖北,一座在贵州, 正在加速建设.
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They are employed by coal, metal and non-metallic mineral mines and quarries.
他们从事行业的涉及范围有煤炭, 金属和 非金属 矿场和采石场.
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Those who lived in the mountains had mines of gold and quarries of fine marble.
住在高山里的人拥有金矿和大理石矿.
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经矿山整顿后矿权重新市场配置,可为财政增收3000万元.
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Tiejingfen, sinter ball production sales, steel, metal Dianliao, mines machinery accessories sales.
铁精粉, 烧结球生产销售, 钢材, 五金电料, 矿山机械配件销售.
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A portion of the shortfall comes from De Beers selling diamond mines in 2008.
其中的部分减产,是由于戴比尔斯2008年出售了一些钻矿.
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It has been shortening the service life of mines because of their low recovery ratio.
乡镇煤矿资源回收率低,严重缩短了矿井的服务年限.
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不顾混乱和恐惧, 西方的商人们开始重复地在中国发掘机会的金矿.
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Mines and unexploded ordinances are a serious problem for the small South East Asian Coutnry.
关于地雷与未爆炸物方面的条令在东南亚小国是一个非常严重的问题.
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Now, more than two hundred federal safety officials are examining the mines in West Virginia.
目前, 有200多名联邦安全官员在西弗吉尼亚州检查各个煤矿的安全工作.
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