biostratigraphy

简明释义

英[/ˌbaɪoʊstrəˈtɪɡrəfi/]美[/ˌbaɪoʊstrəˈtɪɡrəfi/]

n. [地质] 生物地层学

英英释义

单词用法

同义词

反义词

例句

1.This Formation provides important paleobiological information from which to assess status of Mesoproterozoic life, and to evaluate paleoenvironmental conditions and pre_Phanerozoic biostratigraphy.

本组为评估中元古代生命状况、古环境和前显生宙生物地层提供了重要的生物信息。

2.Biostratigraphy is one of the basic and widely applied branches in stratigraphy.

生物地层学是地层学中最基本的也是应用最广泛的一个分支学科。

3.The succession, division and correlation of these strata are studied with lithostratigraphy, biostratigraphy and isotopic geochronology methods and by the combination of of point, line and area.

采取点、线、面相结合， 岩石地层学、 生物地层学和同位素年代学相结合的工作方法，研究了这套地层的层序、划分和对比问题；

4.This paper gives descriptions to biostratigraphy of Cretaceous sedimentary basins and egg fossils from these basins;

文中还介绍了我国白垩纪几个沉积盆地的生物地层和一些具有特色的蛋化石种类；

5.This Formation provides important paleobiological information from which to assess status of Mesoproterozoic life, and to evaluate paleoenvironmental conditions and pre_Phanerozoic biostratigraphy.

本组为评估中元古代生命状况、古环境和前显生宙生物地层提供了重要的生物信息。

6.Recent advancements in biostratigraphy 生物地层学 have improved our understanding of ancient ecosystems.

最近在生物地层学方面的进展提高了我们对古代生态系统的理解。

7.In oil exploration, biostratigraphy 生物地层学 is crucial for identifying potential drilling sites.

在石油勘探中，生物地层学对于识别潜在的钻探地点至关重要。

8.Paleontologists often rely on biostratigraphy 生物地层学 to correlate fossil records across different regions.

古生物学家通常依赖生物地层学来关联不同地区的化石记录。

9.The principles of biostratigraphy 生物地层学 allow scientists to date sedimentary rocks accurately.

利用生物地层学的原理，科学家能够准确地给沉积岩定年。

10.The study of biostratigraphy 生物地层学 helps geologists understand the age of rock layers.

对生物地层学的研究帮助地质学家理解岩层的年龄。

作文

Biostratigraphy is a branch of geology that focuses on the distribution of fossil organisms in sedimentary rock layers. This field of study is crucial for understanding the chronological sequence of geological events and the evolution of life on Earth. By analyzing the fossil content of different strata, scientists can establish relative ages of rock layers and correlate them across different geographical locations. The significance of biostratigraphy (生物地层学) lies not only in its application for dating rocks but also in its ability to provide insights into past environmental conditions and biological diversity.One of the primary methods used in biostratigraphy (生物地层学) is the identification of index fossils. These are fossils of organisms that were widespread but existed for a relatively short geological time. The presence of these fossils in various rock layers allows geologists to identify and correlate these layers over large distances. For example, if a particular index fossil is found in two different locations, it suggests that the rock layers containing this fossil are of the same age, even if they are separated by hundreds of miles.The use of biostratigraphy (生物地层学) has been instrumental in oil exploration and extraction. By understanding the age and type of sedimentary rocks, geologists can predict where oil reserves might be located. Fossil content often indicates the depositional environment of the rock, which can hint at the presence of hydrocarbons. Thus, biostratigraphy (生物地层学) serves as a valuable tool in the petroleum industry, guiding drilling efforts and reducing costs associated with exploration.In addition to its practical applications, biostratigraphy (生物地层学) also contributes significantly to our understanding of evolutionary biology. The fossil record provides evidence of how species have changed over time and how they have responded to environmental changes. By studying the distribution of fossils in different strata, paleontologists can reconstruct ancient ecosystems and track the rise and fall of various species throughout Earth's history.Moreover, biostratigraphy (生物地层学) plays a vital role in understanding mass extinction events. By examining the fossil record before and after such events, scientists can identify patterns of biodiversity loss and recovery. This information is crucial for understanding the resilience of ecosystems and the factors that contribute to species survival or extinction.In conclusion, biostratigraphy (生物地层学) is an essential discipline within geology that provides valuable insights into the history of life on Earth. Its applications in dating rock layers, guiding oil exploration, and enhancing our understanding of evolutionary processes make it a cornerstone of geological and paleontological research. As we continue to explore the depths of our planet's history, the principles of biostratigraphy (生物地层学) will undoubtedly remain a key element in unraveling the complex story of life and its interactions with the environment.