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- Based on the contrasting of the formation time of ore hosted rock, alkali rock, diabase and uraninite, and study on the geochemical features of the alkali rock, The study pres... 本文根据含矿主岩、碱交代岩、辉绿岩与沥青铀矿在形成时间上的对比,以及碱交代岩的地球化学特征研究,认为石土岭铀矿床的碱交代作用主要是地幔流体沿深层次伸展构造上升过程中产生的交代作用形成的。
- REE geochemical feature was studied by comparing ore with ore hosted Lantian group stratum, granite related to ore deposit, and altered rock, to trace metallogenic matter origin. 对比研究了皖南西坑银多金属矿床中赋矿围岩蓝田组地层、成矿有关的花岗岩、矿石、矿床蚀变岩等地质体的稀土元素地球化学特征 ,借以示踪成矿物质来源。
- Analysis of infrared spectra, GC-MSand reflectivity ocrfirms that the ore host rocks are not only medal source bed,but also comparable totypical oil source rocks. 它具有高的产烃指标和成熟度，有机质是海相菌藻成因的腐泥型。
- The main useful constituents of the deposit are Pb, Zn, Cu, Ag associated with Sn, In, Ga and Cd, etc. Lead isotopic composition of the ore is different from those of the ore hosted Hercynian granite and the Yanshaniangranite outside the ore region. 矿床主要有用组分为Pb、Zn、Cu、Ag,含Sn富In、Ga、Cd等分散元素,为一典型的多元素共生的多金属矿床。
- The ore hosting rocks are iron bearing dolomitic silt in the lower part of the upper Devonian Xinghongpu Formation. 赋矿地层为具浊流沉积和热水沉积特征的上泥盆统星红铺组底部铁白云质粉砂质千枚岩,矿体产状与围岩近于一致。
- The presenting of black shale series reflects abrupt environmental events,which formed many important ore hosting rock series. 黑色岩系的形成反映了环境的突变事件,构成了许多重要矿床的赋矿岩系。
- A sedimentary celestine deposit has a close link with evaporite sediments, particularly associated with gypsum phase, with the ore hosting rocks prodominated by laminated stromatolite and algal limestone. 沉积型天青石矿床和蒸发岩类 ,特别是石膏的沉积密切相关 ,含矿地层主要是纹层状叠层石或藻灰岩。
- The host then passed around a box of cigars. 主人这时拿了一盒雪茄烟请大家抽。
- The ore is smelted in this large factory. 这个大型工厂里熔炼矿石。
- A host of friend meet him at the railroad station. 一大群朋友在火车站迎接他。
- First, ore is mixed with coke and limestone. 先把铁矿石和焦碳、石灰石混合在一起。
- The host team won the game by a nose. 主队以微弱优势赢得比赛。
- The host tell a joke to his guest to break the ice. 主人为了打破僵局，给客人讲了个笑话。
- We will make an assay of the ore that he brought. 我们将对他带来的矿石做实验鉴定。
- A bin for storing ore, grain, or other materials. 仓库储放矿石、谷物或其它材料的大箱
- There are pockets of ore in the mountain. 那座山里有好几块矿藏。
- A host of friends met him at the railroad station. 一大群朋友在火车站迎接他。
- There are streaks of ore in the mountains. 这山里有矿脉。
- I cannot stand the TV host's plastic smile. 我不能忍受那个电视节目主持人不自然的笑容。
- Iron ore has been discovered in the area. 这地区发现了铁矿。
