查询词典 metallogenic

It is believed that the metallogenic hydrothermal system of this deposit is a mixture one formed by magmatic and reformatiom hydrothermal fluids.

本文以云南元阳金矿床为例探讨了该矿床的成矿热液系统的地球化学特征。

Prediction for deep ore prospecting is a frontier and key research in metallogeny and metallogenic prognosis.

深部找矿预测已成为当前成矿学和成矿预测学的科学前沿和研究重点。

In this paper, the basic characteristics of five metallogenic series are studied, and then, an discussion on regional metallogeny and mineralization model is made.

根据成矿主导地质作用，把该区金属矿床划分为5个矿床成矿系列，论述了各成矿系列的基本特征，并讨论了区域成矿规律和成矿模

Prediction for deep ore prospecting is a frontier and key research in metallogeny and metallogenic prognosis.

中文摘要：深部找矿预测已成为当前成矿学和成矿预测学的科学前沿和研究重点。

After a brief discussion on Earth system science, the author puts forward two viewpoints of the study of metallogeny based on Earth system science, namely:(1) a metallogenic system is a special kind of geological systems;(2) an abrupt geo-event shows dual features both of a disaster and of a mineral resource, i.

在简述地球系统和地球系统科学的基础上，提出了地质突发事件具有灾害和资源的两重性的观点。

After a brief discussion on Earth system science, the author puts forward two viewpoints of the study of metallogeny based on Earth system science, namely:(1) a metallogenic system is a special kind of geological systems;(2) an abrupt geo-event shows dual features both of a disaster and of a mineral resource, i.

强调要从地球系统的大背景来研究成矿环境和成矿过程，也即将矿床成因和成矿系统研究提高到地球系统科学的层次，这是新世纪中矿床学发展的一个显著特点。

Metallogeny of continents is an important research frontier in the contemporaneous metallogenic study, and its theoretical framework is conceived and established by gaining a deep knowledge and understanding of metallogeny in the continental collisional orogen.

大陆成矿作用是当代区域成矿学研究的重大前沿，增进对大陆碰撞造山带成矿作用的理解和认识是孕育和建立大陆成矿理论框架的核心和关键。

On the basis of a synthetic analysis of ore-forming conditions and regional mineralization characteristics in the Qilian metallogenic zone, it is proposed that marine volcanic, contact metasomatic, meta-sedimentary (including sedimentary exhalative) and ductile shear zone types are the major target ore-deposits in the zone.

在系统分析区内成矿条件和区域成矿特征的基础上，提出海相火山岩型、接触交代型、变质型、沉积型、构造蚀变岩型等是该区的主攻矿床类型。

The metallogenic series of BIFs,relationships of mantle plume and BIFs,and microorganic function in the BIFs process,etc.

本论文主要针对BIFs形成过程中与成矿有关的几个关键问题进行评述和探讨，包括BIFs的成矿系列，地幔柱与BIFs的关系，微生物在BIFs形成中的作用等。

Compound with the distribution character of Cu in different geological bodies, it is illustrated that the metallogenesis which different geological bodies had gone through in this area is different, and the intensity of metallogenesis which quartzite monzodiorite had gone through is higher, and in favor of the concentration of metallogenic element.BP neural network technique is a in common used non-linear fit method now.

BP神经网络技术是目前常用的一种非线性拟合方法，它的作用在于提供了一种非线性静态映射，能以任意精度逼近任意给定的非线性关系，具有学习和推广的功能。

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。