epithermal

简明释义

英[ˌɛpɪˈθɜrməl]美[ˌɛpɪˈθɜrməl]

adj. 超热的；浅成热液的

英英释义

单词用法

同义词

反义词

例句

1.Moderating character of simple substances, compounds and mixtures consisted of the optimized elements analyzed. three kinds of moderating materials were optimized for epithermal neutron beam.

分析了上述11种元素所构成的单质、化合物和混合物的慢化特性，从中优选出可实现超热中子束的三种慢化材料。

2.Moderating character of simple substances, compounds and mixtures consisted of the optimized elements analyzed. three kinds of moderating materials were optimized for epithermal neutron beam.

分析了上述11种元素所构成的单质、化合物和混合物的慢化特性，从中优选出可实现超热中子束的三种慢化材料。

3.The ore and mineral assemblage show the characteristics of low-to-moderate temperature, Besides, the ore-forming temperature, pressure and depth also reveal the epithermal feature.

矿石矿物组合显示中—低温成矿特征，成矿温度、压力及成矿深度也均反映出矿床具低温浅成特征。

4.The deposit belongs to the porphyry type molybdenum-mesothermal to epithermal lead and zinc deposit associated with the Xiaodonggou granite in late stage of Early Yanshan period.

矿床属于与燕山早期晚阶段小东沟花岗岩体有关的斑岩型钼矿床—中低温铅锌矿床。

5.The rhodonite deposit was for- med mainly through two stages, sedimentation and regional metamorphism, and its genetic type belongs to epithermal metamorphic facies.

蔷薇辉石矿床的形成主要经历了沉积期和区域变质期两大阶段。成因类型属变质岩型低温变质相蔷薇辉石矿床。

6.They can be divided into low sulphidation and high sulphidation types, with typical wall rock alteration and alteration zonation of epithermal de-posit.

这些矿床可分为高硫化型和低硫化型，且都具有典型的围岩蚀变、蚀变分带等矿床特征。

7.Three different nuclear logging combinations can be formed according to thermal neutron logging, epithermal neutron logging and density logging.

根据热中子测井、超热中子测井和密度测井，可以形成三种不同的核测井组合。

8.The Monte Carlo calculating software packet was developed for wall epithermal neutron time-spectrometry logging on the basis of MCNP.

在此基础上，再研究井壁超热中子时间谱测井仪或井壁超热中子测井仪的工程参数。

9.Adsorption is regarded as an important metallogenic mechanism for the supergene and epithermal ore deposits.

吸附作用被认为是低温表生矿床的一种重要的成矿机制。

10.The sedimentary basin is a giant epithermal alterator.

沉积盆地是一个巨大的低温热化学反应发生器。

11.The geologist explained that the epithermal 表层热液 deposits often form in volcanic regions.

地质学家解释说，表层热液矿床通常在火山地区形成。

12.Mining companies are particularly interested in epithermal 表层热液 gold because of its high grade.

矿业公司对表层热液金特别感兴趣，因为它的品位很高。

13.The epithermal 表层热液 mineralization process is influenced by the temperature and pressure conditions.

温度和压力条件影响着表层热液矿化过程。

14.Researchers are studying the epithermal 表层热液 systems to better understand their formation.

研究人员正在研究表层热液系统，以更好地理解其形成。

15.The discovery of epithermal 表层热液 deposits has led to significant economic development in the area.

发现表层热液矿床促进了该地区的经济发展。

作文

The term epithermal refers to a specific type of mineral deposit that forms at relatively shallow depths within the Earth's crust. These deposits are typically associated with volcanic activity and are characterized by their formation in the temperature range of about 200 to 300 degrees Celsius. Understanding epithermal deposits is crucial for geologists and mining companies, as they often contain valuable metals such as gold, silver, and copper. The study of these deposits provides insights into the geological processes that shape our planet and helps in the exploration of new mineral resources. To delve deeper into the significance of epithermal deposits, it is essential to consider their formation process. They usually develop from hot, mineral-rich fluids that ascend from deeper parts of the Earth during volcanic eruptions. As these fluids travel upward, they cool and interact with surrounding rocks, leading to the precipitation of minerals. This process creates a variety of ore types, including low-sulfidation and high-sulfidation epithermal systems. Each type has distinct characteristics and mineral associations, making them unique in their formation and economic potential. Low-sulfidation epithermal deposits are often found in areas with active volcanoes and are typically characterized by the presence of precious metals like gold and silver. These deposits are formed from relatively low-temperature hydrothermal fluids that are rich in silica. On the other hand, high-sulfidation epithermal deposits occur in more acidic environments and are associated with the presence of sulfide minerals. They can contain significant amounts of copper and other base metals, which are important for various industrial applications. The exploration of epithermal deposits is not only economically beneficial but also plays a vital role in understanding the geological history of an area. By studying the mineralogy and geochemistry of these deposits, scientists can reconstruct past volcanic activity and gain insights into the tectonic processes at play. This knowledge is invaluable for predicting future volcanic events and assessing the potential hazards they may pose to nearby communities. Moreover, the environmental impact of mining epithermal deposits cannot be overlooked. While these deposits can provide essential resources, their extraction can lead to habitat destruction, water pollution, and other ecological issues. Therefore, sustainable mining practices are crucial to minimize the adverse effects on the environment while still allowing for the economic benefits of resource extraction. In conclusion, the term epithermal encompasses a fascinating aspect of geology that has significant implications for both science and industry. Understanding the formation, characteristics, and environmental impacts of epithermal deposits is essential for responsible resource management and for advancing our knowledge of the Earth's geological processes. As we continue to explore and study these unique mineral deposits, we can better appreciate their role in shaping our planet's landscape and supporting human civilization through the provision of valuable resources.

术语epithermal指的是一种特定类型的矿物沉积，形成于地壳相对较浅的深度。这些沉积通常与火山活动有关，其特征是在大约200到300摄氏度的温度范围内形成。理解epithermal沉积对于地质学家和采矿公司至关重要，因为它们通常含有金、银和铜等有价值的金属。这些沉积的研究提供了关于塑造我们星球的地质过程的见解，并有助于新矿产资源的勘探。 要深入了解epithermal沉积的重要性，有必要考虑它们的形成过程。它们通常由从地球深处上升的热矿物质流体形成，这些流体在火山喷发期间上升。当这些流体向上移动时，它们冷却并与周围岩石相互作用，导致矿物的沉淀。这个过程创造了多种矿石类型，包括低硫化和高硫化epithermal系统。每种类型都有独特的特征和矿物关联，使它们在形成和经济潜力上各具特色。 低硫化epithermal沉积通常出现在活火山地区，通常以金和银等贵金属为特征。这些沉积是由相对低温的热液流体形成的，这些流体富含二氧化硅。另一方面，高硫化epithermal沉积发生在更酸性的环境中，并与硫化矿物的存在有关。它们可以含有大量的铜和其他基础金属，这些金属对各种工业应用至关重要。 探索epithermal沉积不仅在经济上有益，而且在理解一个地区的地质历史方面也发挥着重要作用。通过研究这些沉积的矿物学和地球化学，科学家可以重建过去的火山活动，并获得有关正在进行的构造过程的见解。这种知识对预测未来的火山事件及其可能对附近社区造成的危害至关重要。 此外，开采epithermal沉积对环境的影响也不容忽视。虽然这些沉积可以提供重要的资源，但它们的开采可能导致栖息地破坏、水污染和其他生态问题。因此，采用可持续的采矿实践对于在最大程度减少对环境的不利影响的同时，仍然能够获得资源开采的经济利益至关重要。 总之，术语epithermal涵盖了地质学的一个迷人方面，对科学和工业都有重要意义。理解epithermal沉积的形成、特征和环境影响，对于负责任的资源管理以及推动我们对地球地质过程的知识进步至关重要。随着我们继续探索和研究这些独特的矿物沉积，我们可以更好地欣赏它们在塑造我们星球的景观和通过提供宝贵资源来支持人类文明中的作用。