查询词典 iron ore

Through systematic field survey, sample collection, indoor ICP-MS analysis and SEM energy spectrum analysis, the authors have reached the conclusion that along the Bangong Co-Nujiang metallogenic belt bismuth content of single samples in 12 ore deposits or ore spots can meet the requirement of the cut-off grade, and that in 9 ore deposits or ore spots can meet the requirement of the industrial grade.

本文通过系统的野外调查与样品采集、室内ICP-MS与扫描电镜及电镜能谱方法分析，确定班公湖-怒江成矿带12个矿床单件样品铋含量达到边界品位的要求， 9个矿床单件样品达到工业品位的要求，最高达到9575×10？

The occurrence state and changing regularity of the Yuanshishan awaruite deposit,Qinghai Province;2. ore-body and ore-forming material occurrence state of three huge deposits in the mine field,the molybdenum ore-forming material origin and ore-forming mechanism were revealed.

河南省栾川县南泥湖钼矿田是我国位居世界前列的超大型钼矿田之一，通过对矿田内三个超大型矿床的矿床地质、矿体地质及成矿物质赋存状态的分析研究，揭示出钼的成矿物质来源和成矿机理，从而为进一步寻找同类型的钼矿资源提供了一系列实物资料。

VLF method ; Gold ore ; Ludwigite ; Copper ore ; Molybenum ore ; Coal ; ore Application ; Effect

甚低频法；金矿；硼镁铁矿；铜矿；钼矿；煤矿；应用；效果

The present paper deals in detail with the origin, dynamics, geochemistry and physicochemistry of the ore-forming fluids, in combination with the origin of ore-forming matter, gold behaviour in the ore-forming fluids, equilibrium and unstability-precipitation in the course of migration on the basis of mineral composition and mineralization, alteration and ore-controlling factors of the representative gold deposits hosted in the Ailao Mountains ophiolitic melange belt, Yunnan.

笔者通过哀牢山蛇绿混杂岩带典型金矿床的物质组成、成矿规律、蚀变及控矿作用的研究，对哀牢山金矿带的成矿流体来源，成矿流体动力学、地球化学及物理化学性质进行了详细地讨论；对金矿的成矿物质来源，金在成矿流体中的存在形式，迁移过程中平衡、失稳-沉淀等进行了详细地分析和探讨。

In this his dissertation, the field geological work and modern analysis were finished on the Qulong ore-bearing porphyries. The mineralization chronology, petrology, element and isotopic geochemistry were studied on the porphyries. This dissertation also compare this work in Qulong ore-bearing porphyries with other ore-bearing porphyries in Gangdese belt, in order to probe into dynamical background and mineralization features of the ore belts in the condition of India-Eurasia collision.

在充分搜集、利用前人资料及成果的基础上，本论文力求以地球动力学和现代成矿理论为指导，采用先进的分析测试手段和野外地质工作相结合的方法，通过重点研究驱龙斑岩铜矿床的岩石学、同位素地球化学、常量与微量元素地球化学及成矿年代学，并与冈底斯其它斑岩矿床对比，探讨在印度—欧亚大陆碰撞条件下，冈底斯斑岩铜矿带的大陆动力学背景及成矿规律。

The new ore prospecting methodologies based on risk analysis in commercial ore exploration and assessments are to focus on ore prospecting in the vicinities and deep parts of metal mines and on the venture capital investment in commercial ore exploration and assessments.

基于风险分析的商业性找矿预测新方法主要限于针对矿山深部和外围找矿预测与风险投资中的商业性矿产勘探。

It is difficult to study directly ore-forming hydrogeochemistry of sandstone type uranium ore in arid area, therefore, author have found out the laws of solution, precipitation and migration of uranium minerals in the groundwater using the mechanism of water rock interaction and uranium, thorium and their isotopic ratios, and have probed into the relation between uranium ore-forming hydrogeochemistry condition, hydrogeochemistry environment and uranium ore-body fixed position by studying the epigenetic hydrogeochemistry trackways in the rock.

由于干旱地区对砂岩型铀矿成矿水文地球化学研究困难，难以取水样直接研究。因而在研究方法上，作者运用水岩相互作用原理和铀钍及其同位素比值，查明地下水中铀矿物溶解、沉淀和迁移规律；通过研究岩石中留下的水文地球化学形迹，探讨铀成矿水文地球化学条件、水文地球化学环境及其与铀矿体定位的关系。

The results show that the main gold ore bodies were produced near the interruption of sedimentation between Maokou Formation and Emeishan Basalt, which is a characteristic ore-forming combination composed of ore source bed, fluid passageway and ore-hosting space.

研究结果表明，泥堡矿床最主要的金矿体产于茅口组与峨眉山玄武岩组之间的沉积间断面附近，是一个集矿源层、流体通道和容矿部位于一体的极具特色的成矿组合。

The location of rockbody and orebody is controlled by the activity center of ore-bearing magma and ore pulp,among which the most critical controlling factor is the magma conduits connecting with the activity center of ore-bearing magma and ore pulp.

4岩体的定位受含矿岩浆、矿液活动中心的控制，而最关键的控制因素还是与岩浆、矿液活动中心相连接的岩浆通道的出口。

Super large type sedimentary hydrothermal sulfide ore deposits, located in middle Qinling and west Yinshan mountains, has shown the multi metal and pyrite type deposit The deposits are shown sililay geo geochemistry characteristics to SEDEX sulfide deposits in middle Proterozoic and Paleeozoic Era in the world, i e , ore forming age were 1 4～1 2 Ga and 0 4～0 3 Ga ore bodies show more than 1 000 m long and multi layered distribution, the ore of sulfide rich show massive band...

地质地球化学特征与世界中元古界和古生界中的SEDEX 硫化物矿床基本相同：成矿时代为1－4 ～1－2 Ga 和0－4 ～0－3 Ga，均产于克拉通边缘盆地中；矿体延长达千米以上，具多层性特征；富硫化物矿石为块状条带状，矿物组合简单，有显著分带性；硫同位素组成为海相硫酸盐型，铅同位素为混合程度较高的均匀性铅等。

The shaping method of noncircular part and the tool holder's radial motion characters in noncircular turning process are discussed in detail in the thesis.

论文详细研究了非圆零件的成型方法和加工过程中刀架的径向运动规律。

I have not really liked him,I do not like his this kind of disposition.

我没有真的喜欢他，我不喜欢他的这种性格。