geochronologic

简明释义

英[ˌdʒiːoʊˌkrɒnəˈlɒdʒɪk]美[ˌdʒiːoʊˌkrɒnəˈlɒdʒɪk]

adj. 地质年代的

英英释义

单词用法

同义词

反义词

例句

1.From the geochronologic studies of sandstone-type uranium deposits, it is discovered that the ore-forming processes of sandstone-type uranium deposits are characterized by "episodes" and multi-stages.

通过对中国北方主要产铀盆地砂岩型铀矿成矿年代学研究，发现砂岩型铀矿的成矿作用具有“幕式”及多阶段性特征。

2.From the geochronologic studies of sandstone-type uranium deposits, it is discovered that the ore-forming processes of sandstone-type uranium deposits are characterized by "episodes" and multi-stages.

通过对中国北方主要产铀盆地砂岩型铀矿成矿年代学研究，发现砂岩型铀矿的成矿作用具有“幕式”及多阶段性特征。

3.The geochronologic unit is belonged to Early Age of Middle Devonian Epoch, and correspond to Eifelicus Stage-Jiweite Stage, and is belonged to Daminshan Formation of Devonian system.

时代属于中泥盆世早期，大体相当于艾菲尔阶-吉维特阶，应归属为大民山组。

4.The researchers used geochronologic 地质年代学的 methods to date the rock samples.

研究人员使用地质年代学的方法对岩石样本进行定年。

5.Understanding the geochronologic 地质年代学的 context of these fossils is crucial for paleontological studies.

理解这些化石的地质年代学的背景对古生物学研究至关重要。

6.The geochronologic 地质年代学的 framework helps geologists reconstruct Earth's history.

这个地质年代学的框架帮助地质学家重建地球的历史。

7.Recent geochronologic 地质年代学的 studies reveal new insights into tectonic plate movements.

最近的地质年代学的研究揭示了构造板块运动的新见解。

8.The team published a paper on the geochronologic 地质年代学的 analysis of sediment layers.

该团队发表了一篇关于沉积层的地质年代学的分析的论文。

作文

Geochronology is a branch of geology that focuses on the timing and age of Earth's materials and events. By studying the ages of rocks, fossils, and sediments, scientists can construct a detailed history of our planet's formation and development. One of the key terms in this field is geochronologic, which refers to the methods and principles used to determine the age of geological formations. Understanding geochronologic techniques allows researchers to piece together the timeline of Earth’s history, revealing how various processes have shaped the environment over millions of years. The study of geochronologic data is crucial for many scientific disciplines, including paleontology, archaeology, and environmental science. For instance, in paleontology, determining the age of fossils helps scientists understand the evolution of species and the timing of extinction events. Similarly, in archaeology, geochronologic methods are employed to date artifacts and human remains, providing insights into ancient civilizations and their interactions with the environment. There are several techniques used in geochronologic studies, such as radiometric dating, stratigraphy, and biostratigraphy. Radiometric dating involves measuring the decay of radioactive isotopes in minerals to determine their age. This method is particularly useful for dating igneous and metamorphic rocks. Stratigraphy, on the other hand, relies on the layering of sedimentary rocks to establish relative ages. By examining the sequence of rock layers, geologists can infer the chronological order of geological events. Biostratigraphy uses fossil content within rock layers to correlate and date strata based on the known ages of the fossils they contain. The importance of geochronologic studies extends beyond academic research. Understanding the geological history of an area can inform resource management, hazard assessment, and environmental conservation. For example, knowing the age of sedimentary deposits can help identify potential oil and gas reserves, while understanding the timing of volcanic eruptions can aid in disaster preparedness. In recent years, advancements in technology have enhanced geochronologic research. Techniques such as uranium-thorium dating and optically stimulated luminescence (OSL) dating have provided more precise age determinations. These innovations allow scientists to explore previously uncharted areas of Earth's history, filling gaps in our understanding of geological processes. Moreover, the integration of geochronologic data with other scientific fields, such as climate science and tectonics, has led to a more comprehensive understanding of Earth's systems. For instance, studying the timing of glacial events in relation to geological formations can reveal how climate changes have influenced landscape evolution. In conclusion, the field of geochronologic research plays a vital role in our understanding of Earth’s history and processes. By employing various dating methods, scientists can uncover the complex timeline of geological events, contributing to our knowledge of natural resources, environmental changes, and the evolution of life on Earth. As technology continues to advance, the potential for new discoveries in geochronologic studies remains vast, promising to deepen our understanding of the planet we inhabit.

地质年代学是地质学的一个分支，专注于地球材料和事件的时间和年龄。通过研究岩石、化石和沉积物的年龄，科学家们可以构建出我们星球形成和发展的详细历史。在这个领域中，一个关键术语是geochronologic，它指的是用于确定地质形成年龄的方法和原则。理解geochronologic技术使研究人员能够拼凑出地球历史的时间线，揭示各种过程如何在数百万年中塑造环境。 geochronologic数据的研究对许多科学学科至关重要，包括古生物学、考古学和环境科学。例如，在古生物学中，确定化石的年龄有助于科学家了解物种的进化和灭绝事件的时间。同样，在考古学中，geochronologic方法被用来为文物和人类遗骸定年，为古代文明及其与环境的互动提供见解。 在geochronologic研究中使用了几种技术，例如放射性同位素测年、地层学和生物地层学。放射性同位素测年涉及测量矿物中放射性同位素的衰变以确定其年龄。这种方法特别适用于测定火成岩和变质岩的年龄。另一方面，地层学依赖于沉积岩的分层来建立相对年龄。通过检查岩层的顺序，地质学家可以推断地质事件的时间顺序。生物地层学利用岩层中的化石内容，根据已知的化石年龄来关联和定年地层。 geochronologic研究的重要性超越了学术研究。了解一个地区的地质历史可以为资源管理、灾害评估和环境保护提供信息。例如，知道沉积物的年龄可以帮助识别潜在的石油和天然气储藏，而了解火山喷发的时间可以帮助灾害准备。 近年来，技术的进步增强了geochronologic研究。铀-钍测年和光释光（OSL）测年等技术提供了更精确的年龄测定。这些创新使科学家能够探索地球历史上以前未曾涉足的领域，填补我们对地质过程理解的空白。 此外，将geochronologic数据与其他科学领域（如气候科学和构造学）结合，使我们对地球系统有了更全面的理解。例如，研究冰川事件的时间与地质形成的关系可以揭示气候变化如何影响地貌演化。 总之，geochronologic研究领域在我们理解地球历史和过程方面发挥着至关重要的作用。通过采用各种定年方法，科学家们可以揭示地质事件的复杂时间线，促进我们对自然资源、环境变化和地球上生命演化的认识。随着技术的不断进步，geochronologic研究的新发现潜力巨大，承诺深化我们对所居住星球的理解。