geosynclinal
简明释义
英[ˌdʒiːoʊˈsɪnklə]美[ˌdʒiːoʊˈsɪnklə]
adj. 地槽的;地向斜的
英英释义
单词用法
同义词
反义词
例句
1.In recent years, there more different types mo deposits (spots) have been discovered in Jilin geosynclinal area, mainly porphyry, quartz vein, skarn and fracture altered rock deposits.
近几年吉林槽区陆续发现多处不同类型的钼矿床(点),其主要类型有斑岩型、石英脉型、矽卡岩型、破碎蚀变岩型。
2.In recent years, there more different types mo deposits (spots) have been discovered in Jilin geosynclinal area, mainly porphyry, quartz vein, skarn and fracture altered rock deposits.
近几年吉林槽区陆续发现多处不同类型的钼矿床(点),其主要类型有斑岩型、石英脉型、矽卡岩型、破碎蚀变岩型。
3.Some endogenetic gold deposits controlled by the fold systems which situated in the pre geosynclinal and the geosynclinal stages are formed in the Meso Cenozoic eras also.
一些于前地槽、地槽阶段形成的褶皱构造体系所控制的内生金矿产,在形成时代上也属于中-新生代。
4.Their features and development are markedly different form those of Alpine-type nappe found in geosynclinal-folded belts.
其地质背景特征与发育于地糟褶皱带的阿尔卑斯式推覆构造有明显的差别。
5.Tectonically, Guangdong is located in the south China Caledonian Geosynclinal Folded System.
广东大地构造位于华南加里东地槽褶皱系。
6.The south Dongsuqi is located in the geosynclinal fold system of Middle Inner Mongolia.
东苏旗南部处于内蒙古中部地槽褶皱系。
7.The Appalachian Mountains were formed from a series of tectonic events that involved a large-scale geosynclinal 地槽的 process.
阿巴拉契亚山脉是由一系列构造事件形成的,这些事件涉及到大规模的geosynclinal地槽的过程。
8.Geologists study geosynclinal 地槽的 formations to understand the history of Earth's crust.
地质学家研究geosynclinal地槽的构造,以了解地球地壳的历史。
9.The concept of geosynclinal 地槽的 development is crucial for oil exploration in sedimentary basins.
在沉积盆地中,geosynclinal地槽的发展概念对石油勘探至关重要。
10.During the Paleozoic era, many geosynclinal 地槽的 regions were flooded by shallow seas.
在古生代时期,许多geosynclinal地槽的地区被浅海淹没。
11.The formation of geosynclinal 地槽的 structures can lead to significant mineral deposits.
形成geosynclinal地槽的结构可能导致重要的矿产储量。
作文
The study of geology offers fascinating insights into the processes that shape our planet. Among the many concepts within this field, the term geosynclinal plays a crucial role in understanding the formation of mountain ranges and sedimentary basins. A geosynclinal is defined as a large-scale depression in the Earth's crust that serves as a site for the accumulation of sediments over geological time. This process is essential to the formation of various geological structures and provides a window into the Earth's history. To comprehend the significance of geosynclinal formations, we must first explore their characteristics. Typically, these depressions are characterized by their long and narrow shapes, often stretching for hundreds of kilometers. They can be found in various geological settings, including continental margins and interior basins. The sediments that accumulate in a geosynclinal can range from fine clays to coarse sandstones, depending on the environment of deposition. Over millions of years, these sediments can become compacted and lithified, eventually forming sedimentary rock layers. One of the most notable examples of a geosynclinal is the Appalachian Basin in the eastern United States. This region was once a vast geosynclinal where sediments accumulated during the Paleozoic Era, leading to the formation of the Appalachian Mountains. The study of such areas helps geologists understand the tectonic forces at play and the historical context of mountain building processes known as orogeny. The concept of geosynclinal is also critical in the discussion of plate tectonics. As tectonic plates move and interact, they can create conditions conducive to the formation of geosynclinal structures. For instance, when two plates converge, one may be forced beneath the other, leading to the subsidence of the overriding plate and the creation of a geosynclinal. This interaction not only results in the accumulation of sediments but also contributes to the complex geological history of the region. Furthermore, the study of geosynclinal deposits provides valuable information about past environments and climate conditions. By analyzing the types of sediments found within these structures, geologists can infer the depositional environments that existed millions of years ago. For example, the presence of certain fossilized organisms can indicate whether the area was once submerged under an ocean or situated in a terrestrial environment. In conclusion, the term geosynclinal encapsulates a vital aspect of geological science that aids in understanding the Earth's dynamic processes. From the formation of mountain ranges to the analysis of ancient climates, geosynclinal structures offer a rich tapestry of information about our planet's history. As we continue to study these fascinating geological features, we gain a deeper appreciation for the intricate processes that have shaped the Earth over billions of years. The exploration of geosynclinal formations not only enhances our knowledge of geology but also inspires future generations to delve into the mysteries of our planet's past.
地质学的研究提供了关于塑造我们星球过程的迷人见解。在这个领域的众多概念中,术语geosynclinal在理解山脉和沉积盆地的形成中发挥着关键作用。geosynclinal被定义为地壳中的大规模凹陷,作为沉积物在地质时间上积累的场所。这个过程对于各种地质结构的形成至关重要,并为我们提供了了解地球历史的窗口。 要理解geosynclinal形成的重要性,我们必须首先探讨它们的特征。通常,这些凹陷的特点是它们长而狭窄的形状,往往延伸数百公里。它们可以在各种地质环境中找到,包括大陆边缘和内陆盆地。沉积在geosynclinal中的沉积物可以从细粘土到粗砂岩不等,具体取决于沉积环境。经过数百万年,这些沉积物可以被压实并成岩,最终形成沉积岩层。 一个显著的geosynclinal例子是美国东部的阿巴拉契亚盆地。这个地区曾经是一个广阔的geosynclinal,在古生代期间沉积物在此处积累,导致了阿巴拉契亚山脉的形成。对这些地区的研究帮助地质学家理解正在进行的构造力量以及山脉形成过程的历史背景。 geosynclinal的概念在讨论板块构造时也至关重要。当构造板块移动并相互作用时,它们可能会创造出有利于形成geosynclinal结构的条件。例如,当两块板块汇聚时,一块可能会被迫位于另一块之下,导致覆盖板的下沉并形成geosynclinal。这种相互作用不仅导致了沉积物的积累,还对该地区复杂的地质历史做出了贡献。 此外,geosynclinal沉积物的研究提供了有关过去环境和气候条件的宝贵信息。通过分析这些结构中发现的沉积物类型,地质学家可以推断出数百万年前存在的沉积环境。例如,某些化石化生物的存在可以表明该地区曾经被海洋淹没或位于陆地环境中。 总之,术语geosynclinal概括了地质科学的一个重要方面,有助于理解地球的动态过程。从山脉的形成到对古代气候的分析,geosynclinal结构为我们提供了丰富的信息,揭示了我们星球的历史。随着我们继续研究这些迷人的地质特征,我们对塑造地球的复杂过程有了更深的理解。探索geosynclinal的形成不仅增强了我们对地质学的知识,也激励未来几代人深入探索我们星球过去的奥秘。
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