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As one of important type of gold deposits,the exploration and genesis research of epithermal gold deposits obtained some new advances recently.

浅成低温热液金矿床是一种重要的金矿类型，近年来其找矿勘查和成因理论研究取得了很大的进展。

Since large quantities of epithermal gold deposits were discovered in Circum-Pacific region in 1970's,it has already become the hot spot of the gold deposits research these days.

自20世纪70年代环太平洋地区发现大批浅成低温热液型金矿以来，浅成低温热液型金矿已经成为当前金矿地质研究的热点，它也是目前世界上最为重要的金矿床类型之一。

In the paper it is discussed that the conception of epithermal gold depposits and its geodynamics environment of mineralizing, its essence character and classfication of deposits, the problems of epithermal gold deposits research and the tropism in the aftertime.

厘定了浅成热液金矿的概念，阐述了其成矿地球动力学环境、矿床本质特征及矿床的分类，指出了浅成热液金矿研究中存在问题及今后的研究取向。

They are supergene minerals occurring in oxidized zones of uranium deposits and assuming green-yellow colors. This kind of minerals can be used as one of the mineral indicators in search for uranium deposits. They are mainly composed of ~(3-) and ~(2+), in which As and U are known as poisonous and harmful elements causing environmental pollution.

铀酰砷酸盐矿物是主要产出于铀矿床氧化带中比较特征的黄绿色表生矿物，是寻找原生铀矿床的重要矿物学标志，化学组成主要是[AsO4]^3-和[UO2]^2 ，其中As和U均是对环境造成极大危害的有毒或放射性有害元素。

On the basis of the study of geophysical field, basement faults and occurrence of world class deposits in mid-Asian area, this paper focuses on discussing the basic principles of looking for major and world class deposits in these area.

论文通过对地球物理信息的综合解译，在莫霍面等深度的基础上，首次提出具新意的中亚地区的一级构造系-&两隆两坳&构造格架。

The principles supply a basis for minerogenetic prediction of the major and world class multi-metal deposits in mid-Asian area, specially in Xinjiang. The author believes that the secondary order fault system with a space of 1000km control minerogenetic provinces that have potential for discovering world class deposits in mid-Asian area, and then points out that the two typical minerogenetic provinces are: southwest Tianshan area and Altay area.

通过对中亚地球物理场特征-基底构造-已知大型矿床分布规律的系统研究，论文着重探讨了在中亚地区寻找大型、超大型多金属矿床的基本原则：大型、超大型多金属矿床除受构造缝合线控制外，同时受三组基底构造的控制；大型、超大型多金属矿床位于&两隆两坳&构造缝合线的两侧和三组基底构造相交的复合部位。

From late 1940's to 50's, turbidite were widely distinguished in the exploitation of oil and gases as turbidity deposits, and were regarded to be top importance of oil and gases development, warming up turbidity deposits rush all over the world.

从40年代末开始到50年代，在油气勘探中作为浊流沉积的浊积岩被大量辩识出来，并确认了浊积岩在油气开发中具有举足轻重的作用，从而在全球掀起了一股浊流沉积热。

Based on the study of a series of cores, slump deposits were found between 20-30cm,disturbed deposits were between 90-100 cm for thick tephra deposit.

但滑塌沉积使纹层系列不够完整，例如20-30cm处存在滑塌沉积，第一火山渣层（厚度为7-10厘米）之下（90-100 cm）也没有纹层。

Having reviewed a large number of relevant literature in detail, combined with some research achievements at sandstone type uranium deposits in China and abroad, The authors try to make an overview of the role of sulphides, particularly the pyrite, in the reduction, precipitation and concentration of uranium at the redox front of sandstone type uranium deposits.

作者通过大量的相关文献的调研，结合国内外在砂岩型铀矿研究方面取得的成果，对硫化物，特别是黄铁矿在砂岩型铀矿氧化－还原前锋线附近铀还原、沉淀和富集过程中所起的作用提出了自己的认识。

Based on ore-bearing host rocks and mineralization patterns of copper-gold deposits in the western Tianshan Mountains, copper deposits can be classified into three types, i.

根据铜金矿床的含矿主岩和成矿作用方式，西天山的铜矿床主要可划分为 3种类型：斑岩型、夕卡岩型和火山热液型；金矿床可划分为 2种类型：浅成低温热液型和斑岩型。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。