- 重点词汇
- sulfiden.<化>硫化物;
- depositn.订金，押金;存款;竞选保证金;沉淀物;
- mineraln.矿物;矿石;矿物质;汽水;
- rockn.岩石，石头;摇滚乐;棒糖;<非正式>宝石（尤指钻石）;
- ofprep. 关于;属于…的;由…制成;
- theart.这个;指已提到或易领会到的人或事物;指独一无二的、正常的或不言而喻的人或事物;用以泛指;与形容词连用，指事物或统称的人;用于姓氏的复数形式前，指家庭或夫妇;（指特定用途的事物）足够，恰好;每，一;当前的，本，此;（重读，表示所指的为知名或重要的人或事物）
- characteristicn.特色;特点;品质;
- occurredv.发生(occur 的过去分词);
- 相关例句
Some fossils are useful as clues in the search for oil, coal and valuable mineral deposit.
有些化石还可作为有用的线索用于寻找石油 、 煤以及有价值的矿床.
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矿区内岩石剪切变形明显, 矿床类型为沉积改造型.
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The source of metallogenic and ore-forming factors is a frontier topic for study of mineral deposit.
成矿物质来源及控矿因素是矿床学研究的前沿课题.
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Now there is nothing to see beneathcrystalline sky but the uneven tops of second-growth trees.
现在,晶莹的天穹下除了高低不等的再生树冠之处,什么也看不见了.
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Themay serve as the foundation for industrial production and technology development.
为工业化生产和新技术的开发提供了一定的理论依据.
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But in China, the text mining technology development relatively short history.
但在我国, 文本挖掘技术发展历史比较短.
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In its altitude 600-4000 meters, there also found many rare species of plants and animals survived.
在它海拔600-4000米中, 还发现了许多世上稀有的植物和动物种类存活.
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Also, the loss of habitat to development and agriculture continue to endanger many rare species.
同时, 由于发展和农业需要导致鸟类栖息地的丢失继续使得许多稀有品种濒临绝种.
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预应力钢 - 混凝土组合 双向 楼板的非线性有限元分析.
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Please, keep a close watch on the children while they are in the pool.
孩子在游泳池里的时候, 你一定要好好地看着他们.
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The announcement, Chan said, means that countries keep a close watch on the virus.
陈女士称, 宣布大流行意味着各国必须严密监视流感病毒.
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All native species will also be subject to a uniform labeling system throughout garden centres.
所有园艺中心也将对所有本地物种实行统一的标签体系.
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