syncline

简明释义

英[ˈsɪŋklaɪn]美[ˈsɪŋklaɪn]

n. [地质] 向斜

英英释义

单词用法

同义词

反义词

例句

1.Jin-Qu Basin is situated at the junction of west-Zhejiang Qiantang syncline and east-Zhejiang folded zone.

金衢盆地发育于浙西钱塘台拗和浙东华夏褶皱带接洽部位，受北东向和东西向断裂联合制约。

2.It is also pointed out that the sinking growth syncline may also be a favourable structure of new type for oil and gas pools.

并指出，同生下沉向斜还可能是一种寻找油气藏的新型构造。

3.Beitai basin is a trapped syncline with its sedimentary sequence composed of volcanic sedimentary facies.

北台盆地为宽缓的向斜，盆地沉积充填序列为火山沉积序列。

4.The tunnel goes through complex geological conditions in Maoba syncline, Tongmaling anticline and Lengshuihe shallow-buried section.

该隧道穿越地质复杂的毛坝向斜、桐麻岭背斜和冷水河浅埋段。

5.Oil and gas in the hanging-wall anticline trap come largely from the syncline depression behind the anticline;

上盘背斜圈闭中的油气主要来自于褶皱后翼的向斜凹陷；

6.Banghu syncline in the Qianjiang sag is a depocenter of Paleogene Qianjiang Formation, and is the richest hydrocarbon generation center in Jianghan Basin.

潜江凹陷蚌湖向斜是下第三系潜江组的沉积中心，是江汉盆地油气最富集的生烃中心。

7.The geological survey revealed a large syncline 向下弯曲的褶皱 in the region, indicating potential oil reserves.

地质调查显示该地区存在一个大型syncline 向下弯曲的褶皱，这表明可能存在石油储备。

8.During our field trip, we observed a beautiful syncline 向下弯曲的褶皱 formation that attracted many geology students.

在我们的实地考察中，我们观察到一个美丽的syncline 向下弯曲的褶皱构造，吸引了许多地质学学生。

9.Understanding the formation of a syncline 向下弯曲的褶皱 helps geologists predict the location of certain minerals.

理解syncline 向下弯曲的褶皱的形成有助于地质学家预测某些矿物的位置。

10.The syncline 向下弯曲的褶皱 was formed millions of years ago due to tectonic plate movements.

这个syncline 向下弯曲的褶皱是由于板块运动在数百万年前形成的。

11.In the valley, we could clearly see the layers of rock that created the syncline 向下弯曲的褶皱 structure.

在山谷中，我们可以清楚地看到形成syncline 向下弯曲的褶皱结构的岩层。

作文

In the study of geology, understanding the various formations and structures of the Earth's crust is essential. One such structure that geologists frequently encounter is a syncline. A syncline is defined as a type of fold in which the layers of rock are bent downward, creating a trough-like shape. This geological feature is often contrasted with its counterpart, the anticline, where the rock layers are folded upwards. The study of these formations helps geologists understand the history of the Earth’s surface and the processes that have shaped it over millions of years. The formation of a syncline typically occurs due to compressional forces acting on the Earth's crust. When tectonic plates collide, the immense pressure can cause the rock layers to buckle and fold. As these layers bend, they create a series of ridges and valleys, with the syncline representing the lowest point of the fold. This process can result in various geological formations, including mountains and valleys, which are crucial for understanding the topography of an area. One of the most interesting aspects of synclines is their role in the distribution of natural resources. For instance, the downward curvature of a syncline can lead to the accumulation of minerals and fossil fuels. Geologists often look for synclines when exploring for oil and gas deposits, as these resources tend to be trapped within the rock layers that form the sides of the fold. Consequently, the identification and mapping of synclines can be economically significant, influencing where companies choose to drill and extract valuable resources. In addition to their economic importance, synclines also play a crucial role in understanding environmental changes. By studying the rock layers within a syncline, scientists can gain insights into past climates and ecological conditions. The sedimentary rocks found in these formations often contain fossils and other evidence of ancient life, allowing researchers to reconstruct historical ecosystems and understand how they have evolved over time. Furthermore, synclines can influence local ecosystems and biodiversity. The unique topography created by the folding of rock layers can affect water drainage, soil composition, and microclimates within the area. These factors can lead to diverse habitats, supporting a variety of plant and animal species. Conservation efforts often take into account the presence of synclines and their associated ecosystems, highlighting the interconnectedness of geological features and biological diversity. In conclusion, the concept of a syncline is fundamental in the field of geology. It not only helps geologists understand the structural dynamics of the Earth but also plays a vital role in resource exploration and environmental studies. By recognizing the significance of synclines, we can appreciate the complexity of our planet's geological history and the ongoing processes that shape it. As we continue to explore and study these fascinating formations, we deepen our understanding of the Earth and its resources, ultimately fostering a greater respect for the natural world.

在地质学的研究中，理解地球地壳的各种构造和形态是至关重要的。其中，地质学家经常遇到的一种结构是向斜。向斜被定义为一种褶皱类型，其中岩石层向下弯曲，形成类似于槽的形状。这种地质特征通常与其对应物——背斜相对立，后者是岩石层向上弯曲。对这些构造的研究帮助地质学家理解地球表面的历史以及塑造它的过程，这一过程已经持续了数百万年。 向斜的形成通常是由于作用于地球地壳的压缩力。当构造板块发生碰撞时，巨大的压力会导致岩石层弯曲和褶皱。当这些层弯曲时，就会形成一系列山脊和山谷，而向斜则代表了褶皱的最低点。这个过程可以导致各种地质形态的形成，包括山脉和山谷，这对于理解一个地区的地形至关重要。 向斜的一个有趣方面是它们在自然资源分布中的作用。例如，向斜的向下曲率可能导致矿物和化石燃料的积累。地质学家在勘探石油和天然气储量时，通常会寻找向斜，因为这些资源往往被困在形成褶皱侧面的岩石层中。因此，向斜的识别和绘制可能具有经济意义，影响公司选择在哪里钻探和提取宝贵资源。 除了经济重要性外，向斜在理解环境变化方面也发挥着关键作用。通过研究向斜内的岩层，科学家可以获得关于过去气候和生态条件的见解。这些构造中发现的沉积岩往往包含化石和其他古代生命的证据，使研究人员能够重建历史生态系统并理解它们是如何随着时间演变的。 此外，向斜还可以影响当地生态系统和生物多样性。岩层弯曲所创造的独特地形可以影响水流、土壤成分和区域内的小气候。这些因素可能导致多样化的栖息地，从而支持多种植物和动物物种。保护工作通常会考虑向斜及其相关生态系统的存在，强调地质特征与生物多样性之间的相互联系。 总之，向斜的概念在地质学领域是基础性的。它不仅帮助地质学家理解地球的结构动态，还在资源勘探和环境研究中发挥着重要作用。通过认识到向斜的重要性，我们可以欣赏到我们星球地质历史的复杂性以及塑造它的持续过程。随着我们继续探索和研究这些迷人的构造，我们加深了对地球及其资源的理解，最终促进了对自然世界的更大尊重。