concretion

简明释义

英[kənˈkriːʃən]美[kənˈkriːʃən]

n. 结石；凝固；凝固物

英英释义

单词用法

同义词

反义词

例句

1.The long axes of the ellipsoidal shaped calcareous concretion reflected the direction of movement of mineralizing groundwaters.

椭圆形的钙质结核的长轴方向反映了地下矿化水的流动方向。

2.There is a scientific term to such phenomenon - "concretion", according to their discription these objects do look like silicon concretion.

有一个科学术语可以解释这种现象——“聚集”，根据它的表述，这些物体更像是硅的聚集体。

3.Ultimately, the concretion mechanism of limy composite concretion earth is made certain by way of performance contrast among different specimens.

通过不同试件的性能对比，确定石灰类复合团结土的团结机理。

4.The building of the classic lets thought can concretion, being the song to sink with legend already, it is as of old return at tell to say.

铂金建筑，无视岁月，隽永弥珍经典的建筑让思想得以凝固，当歌曲和传说已经缄默，它依旧还在诉说。

5.A small, hard, pathological concretion, composed chiefly of cholesterol, calcium salts, and bile pigments, formed in the gallbladder or in a bile duct.

胆结石一种在胆囊或胆道中形成的小且硬的病理上的结石，主要由胆固醇、盐酸钙和胆汁色素沉淀组成。

6.Objective To analyze the features of infant urinary concretion.

目的：分析婴幼儿泌尿系结石的特点。

7.On the other hand, lack peat's oxidation accelerates concretion.

此外，泥炭层的有机质氧化加速着土体的自然固结。

8.To learn and master the thinking skill from abstraction to concretion used by Marx, we should enhance our consciousness to study and use this method;

学习和掌握马克思运用这一方法实现思维从抽象上升到具体的思维艺术，要提高学习和应用这一方法的自觉性；

9.The geologist studied the concretion to understand the mineral composition of the area.

地质学家研究了结核以了解该地区的矿物成分。

10.In the human body, a kidney stone is an example of a biological concretion.

在人体内，肾结石是生物结核的一个例子。

11.Farmers often encounter concretions in their fields, which can affect soil quality.

农民在田地里经常遇到结核，这可能影响土壤质量。

12.The museum displayed a rare fossilized concretion that contained ancient marine life.

博物馆展示了一块罕见的化石化结核，里面包含着古代海洋生物。

13.During the excavation, workers found a large concretion that intrigued the archaeologists.

在挖掘过程中，工人们发现了一个大型结核，引起了考古学家的兴趣。

作文

In the realm of geology, the term concretion refers to a mass of mineral matter that has formed in a sedimentary rock or soil due to the precipitation of minerals from water. This process often results in the formation of spherical or irregular shapes that can vary in size and composition. The study of concretion is not only important for understanding sedimentary processes but also for uncovering the history of the Earth’s geological past. Concretion can provide valuable insights into the conditions under which the sediment was deposited and the subsequent diagenetic processes that took place. For instance, when we examine a concretion, we might find that it contains fossils or other organic materials that were trapped during its formation. This can give us clues about the environment at the time, such as whether it was marine or terrestrial. Additionally, different types of concretion can indicate varying chemical conditions in the sediment, such as pH levels or the presence of certain minerals. One of the most fascinating aspects of concretion is its ability to form in unique shapes and sizes. Some concretions can be perfectly spherical, resembling giant marbles, while others may take on more irregular forms. These shapes can be influenced by the original sedimentary structures, the chemistry of the groundwater, and even biological activity. For example, some concretions are formed around a nucleus, such as a shell or a piece of wood, which acts as a template for mineral deposition. The process of concretion can also be observed in modern environments. In coastal areas, for instance, we can find concretions forming in sandy sediments as minerals precipitate out of seawater. This ongoing process highlights the dynamic nature of sedimentary environments and the continuous interaction between physical and chemical processes. Moreover, concretion can have practical implications beyond the field of geology. For instance, the presence of concretions in agricultural soils can affect drainage and nutrient availability, impacting crop yields. Farmers and land managers need to understand these formations to optimize soil management practices. Similarly, in construction, knowledge of concretion can inform decisions about site preparation and foundation stability. In conclusion, concretion is a significant geological phenomenon that offers insights into both past and present environmental conditions. Its study not only enriches our understanding of sedimentary processes but also informs practical applications in agriculture and construction. As we continue to explore the complexities of our planet, the role of concretion will undoubtedly remain an important area of research, revealing the intricate relationships between minerals, water, and life on Earth.

在地质学领域，术语concretion指的是由于水中矿物质的沉淀而在沉积岩或土壤中形成的矿物质团块。这一过程通常导致形成球形或不规则形状，大小和成分各异。研究concretion不仅对理解沉积过程至关重要，还能揭示地球地质历史。Concretion可以提供关于沉积时环境条件的宝贵见解，以及随后的成岩过程。 例如，当我们检查一个concretion时，可能会发现它包含化石或其他在形成过程中被困住的有机材料。这可以给我们提供关于当时环境的线索，比如是海洋环境还是陆地环境。此外，不同类型的concretion可以指示沉积物中的化学条件变化，如pH水平或某些矿物的存在。 Concretion最引人入胜的方面之一是它能够以独特的形状和大小形成。有些concretions可以是完美的球形，像巨大的弹珠，而其他的则可能呈现出更不规则的形状。这些形状可能受到原始沉积结构、地下水化学成分以及生物活动的影响。例如，一些concretions是在一个核心周围形成的，比如贝壳或木头，这些核心作为矿物沉积的模板。 在现代环境中也可以观察到concretion的形成。例如，在沿海地区，我们可以发现concretions在沙质沉积物中形成，因为矿物质从海水中沉淀出来。这一持续的过程突显了沉积环境的动态特性，以及物理和化学过程之间的持续互动。 此外，concretion在地质学之外还有实际意义。例如，农业土壤中concretions的存在可能影响排水和养分可用性，从而影响作物产量。农民和土地管理者需要了解这些形成，以优化土壤管理实践。同样，在建筑中，对concretion的知识可以为场地准备和基础稳定性决策提供信息。 总之，concretion是一种重要的地质现象，为我们提供了对过去和现在环境条件的洞察。它的研究不仅丰富了我们对沉积过程的理解，还有助于农业和建筑等实际应用。随着我们继续探索地球的复杂性，concretion的角色无疑将仍然是一个重要的研究领域，揭示矿物、水和生命之间的复杂关系。