turbidite

简明释义

英[ˈtɜːbɪˌdaɪt]美[ˈtərbɪˌdaɪt]

n. [地质] 浊流岩；浊流沉积物

英英释义

单词用法

同义词

反义词

例句

1.Source beds are turbidite of middle Triassic series.

矿源层为中三叠统浊积岩。

2.Lake level fluctuations control the development phase of turbidite fan through controlling sediment supply.

湖平面变化控制了沉积物供给，从而控制了扇体的发育期次。

3.Lake level fluctuations control the development phase of turbidite fan through controlling sediment supply.

湖平面变化控制了沉积物供给，从而控制了扇体的发育期次。

4.The geologists discovered a layer of turbidite in the sediment core, indicating a past underwater landslide.

地质学家在沉积物芯样中发现了一层浊流沉积岩，这表明过去发生了水下滑坡。

5.In the deep sea, turbidite flows can transport large amounts of sediment.

在深海中，浊流沉积岩流可以运输大量沉积物。

6.The presence of turbidite can indicate significant geological events in the region.

在该地区出现浊流沉积岩可能表明重大地质事件。

7.The study of turbidite deposits helps us understand ancient marine environments.

对浊流沉积岩沉积物的研究有助于我们理解古代海洋环境。

8.Researchers are analyzing the composition of turbidite to identify its source.

研究人员正在分析浊流沉积岩的成分，以确定其来源。

作文

In the study of sedimentology, understanding the various types of sedimentary deposits is crucial. One such deposit that has garnered significant attention is the turbidite. A turbidite is a type of sedimentary rock that forms from the rapid deposition of sediments in underwater environments, particularly during events such as underwater landslides or turbidity currents. These currents are characterized by a mixture of water and suspended particles that flow down the continental slope, depositing layers of sediment as they lose energy. This process results in distinct stratification and grading within the turbidite deposits, which can provide valuable insights into past geological events and environmental conditions.The formation of turbidites typically occurs in deep marine settings, where the accumulation of sediments can be influenced by various factors, including tectonic activity, sea level changes, and sediment supply from rivers. The characteristics of a turbidite can vary significantly depending on the source material and the dynamics of the depositional environment. For instance, a turbidite derived from volcanic materials may exhibit different physical and chemical properties compared to one formed from clastic sediments.Geologists study turbidites not only for their composition but also for their structure. A typical turbidite deposit will display a fining upward sequence, with coarser materials at the bottom and finer materials at the top. This grading is a direct result of the decreasing energy of the turbidity current as it travels down the slope. The study of these deposits can reveal information about ancient marine environments, including the direction of sediment transport and the nature of past seismic activity.Furthermore, turbidites play a significant role in petroleum geology. Many oil and gas reservoirs are associated with turbidite systems, as the fine-grained sediments can act as effective seals while the coarser materials can serve as reservoir rocks. Understanding how turbidites form and evolve over time is essential for exploration and production in these regions.In summary, the term turbidite refers to a specific type of sedimentary deposit formed by the rapid settling of particles in underwater environments. The study of turbidites provides critical insights into sedimentary processes, ancient environments, and resources such as oil and gas. As research continues in this field, our understanding of turbidites will undoubtedly expand, revealing more about the dynamic processes that shape our planet's geological history.

在沉积学研究中，理解各种类型的沉积物沉积是至关重要的。其中一个引起广泛关注的沉积物是浊流沉积岩。浊流沉积岩是一种沉积岩，形成于水下环境中快速沉积的沉积物，尤其是在水下滑坡或浊流事件期间。这些流动以水和悬浮颗粒的混合物为特征，沿着大陆坡向下流动，当它们失去能量时，就会沉积出层层沉积物。这一过程导致了浊流沉积岩沉积物内的明显分层和分级，这可以为我们提供关于过去地质事件和环境条件的宝贵见解。浊流沉积岩的形成通常发生在深海环境中，沉积物的积累可能受到多种因素的影响，包括构造活动、海平面变化和河流的沉积物供应。浊流沉积岩的特征可能因源材料和沉积环境的动态而显著不同。例如，来源于火山材料的浊流沉积岩可能表现出与来源于碎屑沉积物的不同的物理和化学特性。地质学家不仅研究浊流沉积岩的成分，还研究其结构。典型的浊流沉积岩沉积物将显示出一种由粗到细的序列，底部是较粗的材料，顶部是较细的材料。这种分级是浊流在坡道上流动时能量逐渐降低的直接结果。对这些沉积物的研究可以揭示古代海洋环境的信息，包括沉积物运输的方向和过去的地震活动的性质。此外，浊流沉积岩在石油地质学中也扮演着重要角色。许多油气储层与浊流沉积岩系统相关，因为细粒沉积物可以充当有效的封闭层，而粗粒材料则可以作为储集岩。理解浊流沉积岩如何形成和随时间演变对于这些地区的勘探和生产至关重要。总之，术语浊流沉积岩指的是一种特定类型的沉积物沉积，形成于水下环境中颗粒的快速沉降。对浊流沉积岩的研究提供了对沉积过程、古代环境以及如石油和天然气等资源的关键见解。随着该领域研究的持续进行，我们对浊流沉积岩的理解无疑将不断扩展，揭示更多塑造我们星球地质历史的动态过程。