extrusive

简明释义

英[ɪkˈstruːsɪv]美[ɪkˈstruːsɪv]

adj. 突出的；喷出的，挤出的

英英释义

单词用法

同义词

反义词

例句

1.It is applicable to many sorts of materials. Its features are novel structure, advanced technology, high extrusive pressure, high production high vacuum degree. It adopts pneumatic clutch to control.

可适用于多种原料煤矸石、页岩、粉煤灰、具有结构新颖、技术先进、挤出压力大、产量高、真空度高的特点，采用气动离合器控制。

2.Finite analyzing method and large finite software ABAQUS were used to analyze and calculate extrusive intensity of casing pipe under non-symmetrical load.

采用有限元分析方法，运用大型有限元软件ABAQUS，分析计算了受非均匀外挤载荷作用下的套管挤压强度。

3.Objective To study indication and methods of replantative operation of the extrusive disjoint fin-gers which can improve successful rate of replantation.

目的探讨手指挤压离断伤再植手术的指征及手术方法，提高再植成活率。

4.The Urumuqi idiom is mostly characteristic of extrusive ordinary nature and vivid regional nature.

乌鲁木齐谚语最主要的特点是突出的通俗性和鲜明的地域性。

5.Then there were so many kinds of weapons, and the characteristic of attack was more extrusive.

然后有许多武器，并且攻击的特征是更加尖利。

6.The urban old area has been highly redeveloped in recent years, and it brings increasingly extrusive transportation problems, especially in the big cities.

近几年城市旧区改造高强度开发，新区建设规模扩大，由此带来的交通环境问题日益突出，在大城市和特大城市尤其如此。

7.But the total score also showed there were different kinds of mental problems in the new students. In the cause of those problems, the anxiety about exam was the most extrusive.

新生发生焦虑的原因较多，尤其是对考试焦虑最为敏感，男女生之间无显著性差异。

8.Extrusive igneous rock solidified near or on the surface of the earth.

在地球表面或附近凝固的火成岩。

9.The extrusive equivalent of granite is rhyolite.

英文中没有直接相等的。

10.The volcanic rock formed from lava that cooled quickly is classified as an extrusive 喷出的 igneous rock.

这种迅速冷却的熔岩形成的火山岩被归类为extrusive 喷出的 岩浆岩。

11.Geologists study extrusive 喷出的 rocks to understand the history of volcanic activity in an area.

地质学家研究extrusive 喷出的 岩石，以了解某个地区火山活动的历史。

12.Basalt is a common example of an extrusive 喷出的 rock that forms from lava flows.

玄武岩是一个常见的extrusive 喷出的 岩石示例，它是由熔岩流形成的。

13.The formation of extrusive 喷出的 rocks can happen rapidly during a volcanic eruption.

在火山爆发期间，extrusive 喷出的 岩石的形成可以迅速发生。

14.Some extrusive 喷出的 rocks can be very light and porous, like pumice.

一些extrusive 喷出的 岩石可能非常轻且多孔，比如浮石。

作文

The study of geology reveals various fascinating processes that shape our planet. One of the most intriguing aspects of geology is the formation of igneous rocks, which can be categorized into two main types: intrusive and extrusive (喷出型). While both types originate from molten magma, their formation processes and characteristics differ significantly. Understanding these differences not only enhances our knowledge of Earth's geological history but also provides insights into the natural world around us. Intrusive rocks, also known as plutonic rocks, form when magma cools and crystallizes beneath the Earth's surface. This slow cooling process allows large crystals to develop, resulting in a coarse-grained texture. Granite is a prime example of an intrusive rock, showcasing its large, visible crystals. In contrast, extrusive (喷出型) rocks are formed when magma erupts onto the Earth's surface, either through volcanic activity or fissures. The rapid cooling that occurs once the magma is exposed to the atmosphere or water leads to the formation of small crystals or even a glassy texture. Basalt is one of the most common extrusive (喷出型) rocks, often found in volcanic regions. The distinction between intrusive and extrusive (喷出型) rocks extends beyond their physical characteristics; it also influences their distribution and occurrence on Earth. Intrusive rocks are typically found in mountainous regions where tectonic plates collide, creating conditions favorable for magma to rise and solidify underground. On the other hand, extrusive (喷出型) rocks are often associated with volcanic landscapes, where eruptions create new landforms and reshape the Earth's surface. These volcanic eruptions can vary in intensity, leading to different types of extrusive (喷出型) rocks, such as pumice, which forms from explosive eruptions, and obsidian, which results from rapid cooling of lava. Moreover, the composition of extrusive (喷出型) rocks can provide valuable information about the nature of the magma from which they originated. For instance, basalt is primarily composed of iron and magnesium-rich minerals, indicating that it originates from mantle-derived magma. In contrast, rhyolite, another type of extrusive (喷出型) rock, is rich in silica and forms from more evolved magma that has undergone significant differentiation. This compositional diversity is critical for understanding the processes that govern volcanic activity and the evolution of the Earth's crust. In addition to their geological significance, extrusive (喷出型) rocks play a vital role in human activities. They are often utilized as building materials, with basalt being used in construction and road building due to its durability. Furthermore, volcanic regions, where extrusive (喷出型) rocks are prevalent, can be hotspots for tourism, attracting visitors who seek to witness the beauty and power of nature. From the majestic peaks of stratovolcanoes to the unique formations of lava flows, these landscapes offer a glimpse into the dynamic processes that shape our planet. In conclusion, the study of igneous rocks, particularly the distinction between intrusive and extrusive (喷出型) types, is essential for understanding Earth's geological processes. Through the examination of their formation, characteristics, and implications, we gain a deeper appreciation for the forces that have shaped our planet over millions of years. Whether through the lens of scientific inquiry or the awe of natural beauty, the world of igneous rocks continues to inspire and educate those who seek to understand the intricate tapestry of Earth's history.

地质学的研究揭示了塑造我们星球的各种迷人过程。地质学中最有趣的方面之一是火成岩的形成，火成岩可以分为两种主要类型：侵入型和喷出型（extrusive）。虽然这两种类型都起源于熔融的岩浆，但它们的形成过程和特征却有显著不同。理解这些差异不仅增强了我们对地球地质历史的认识，还提供了对我们周围自然世界的洞察。 侵入型岩石，也称为深成岩，是指当岩浆在地球表面下冷却并结晶时形成的。这一缓慢的冷却过程使得大晶体得以发展，导致粗颗粒的纹理。花岗岩就是一种典型的侵入型岩石，展示了其大型可见晶体。相比之下，喷出型（extrusive）岩石是在岩浆通过火山活动或裂缝喷发到地球表面时形成的。一旦岩浆暴露于大气或水中，快速冷却导致小晶体或甚至玻璃质地的形成。玄武岩是最常见的喷出型（extrusive）岩石之一，通常发现于火山区域。 侵入型和喷出型（extrusive）岩石之间的区别不仅扩展到它们的物理特性；它还影响它们在地球上的分布和出现。侵入型岩石通常位于山区，在那里构造板块碰撞，创造了岩浆上升并在地下固化的有利条件。另一方面，喷出型（extrusive）岩石通常与火山景观相关，火山喷发创造了新的地貌并重塑了地球表面。这些火山喷发可能会有所不同，导致不同类型的喷出型（extrusive）岩石，例如，由爆炸性喷发形成的浮石和由岩浆快速冷却形成的黑曜石。 此外，喷出型（extrusive）岩石的成分可以提供关于其来源的岩浆性质的宝贵信息。例如，玄武岩主要由富含铁和镁的矿物组成，表明它源自地幔衍生的岩浆。相比之下， rhyolite 是另一种喷出型（extrusive）岩石，富含二氧化硅，形成于经历了显著分异的更进化的岩浆。这种成分多样性对于理解控制火山活动和地壳演化的过程至关重要。 除了它们的地质意义外，喷出型（extrusive）岩石在人类活动中也发挥着重要作用。它们常被用作建筑材料，玄武岩因其耐久性而被用于建筑和道路建设。此外，火山区域，尤其是喷出型（extrusive）岩石盛行的地方，可以成为旅游热点，吸引游客前来目睹自然的美丽与力量。从分层火山的雄伟顶峰到熔岩流的独特形态，这些景观提供了一个关于塑造我们星球的动态过程的瞬间。 总之，研究火成岩，特别是侵入型和喷出型（extrusive）类型之间的区别，对于理解地球的地质过程至关重要。通过对它们的形成、特征和影响的研究，我们对塑造我们星球数百万年的力量有了更深的欣赏。无论是通过科学探究的视角还是自然美的敬畏，火成岩的世界继续激励和教育那些寻求理解地球历史复杂织锦的人。