footwall

简明释义

英[ˈfʊtˌwɔːl]美[ˈfʊtˌwɔl]

n. [地质] 下盘；底帮，底壁

英英释义

单词用法

同义词

反义词

例句

1.The lower grade Footwall Section is always confined to Zone MO3, and has as its footwall limit the very regular MO3-O4 lithological contact.

低年级下盘部分始终是局限于区域，并作为其下盘限制规则mo3-o4岩性接触。

2.Fault plane divides faulted rock into two blocks. The block above the fault plane is called hanging wall; the block below the fault plane is named footwall.

断层面将发生断层的岩石分隔成两个岩块，我们将位于断层面之上的岩块叫做上盘，而将位于断层面之下的岩块称为下盘。

3.If the relative movement of hanging wall and footwall is parallel to the strike of fault plane, it is a strike slip fault.

如果断层走向与区域构造的总体走向相平行，就称之为纵向断层；

4.The footwall was marble, whose cave and fissure were well developed and strong permeability and mine was impacted by the private mining for a long term.

下盘为大理岩，溶洞裂隙较发育，透水性较强，矿山长期受民采影响。

5.The footwall contains a large screen that can be used for entertainment, video consultations with doctors, and access to hospital information, educational content and social-media sites.

床尾墙包含一个大屏幕，可以用于娱乐、通过视频咨询医生，也可以用来访问医院信息、教育内容和社交网站。

6.If the relative movement of hanging wall and footwall is parallel to the strike of fault plane it is a strike slip fault.

如果断层上盘和下盘的岩石相对位移运动是平行断层面走向的，这种断层称为走滑断层。

7.If a fault has a vertical fault plane. How do we determine its hanging wall and footwall?

若一断层的断层面是直立的，我们怎么去确定它的上盘和下盘呢？

8.The deposit occurs near the internal and external contact zones at the southwest side of southeast end of Baishizhang granite as well as hanging wall and footwall of F19 fracture.

矿床赋存于白石嶂花岗岩体南东端之南西侧内外接触带及F19断裂的上下盘附近。

9.The miners carefully examined the footwall to ensure it was stable before proceeding with their work.

矿工们仔细检查了footwall（底壁），以确保它在继续工作之前是稳定的。

10.In geology, the footwall refers to the block of rock that lies beneath a fault.

在地质学中，footwall（底壁）指的是位于断层下方的岩石块。

11.During the excavation, they discovered valuable minerals along the footwall of the tunnel.

在挖掘过程中，他们在隧道的footwall（底壁）发现了有价值的矿物。

12.The stability of the footwall is crucial for preventing landslides in mining operations.

在采矿作业中，footwall（底壁）的稳定性对防止滑坡至关重要。

13.Geologists often map the footwall to understand the geological history of an area.

地质学家通常会绘制footwall（底壁）的地图，以了解一个地区的地质历史。

作文

In the study of geology and mining, the term footwall refers to the rock layer that lies beneath a fault or mineral deposit. Understanding the concept of footwall is crucial for geologists and miners alike, as it plays a significant role in the extraction of valuable minerals and the overall stability of mining operations. The footwall is essentially the lower side of a fault, contrasting with the hanging wall, which is the upper side. This distinction is important because it helps to identify the orientation of the geological structures involved in mining. To illustrate the significance of the footwall, consider a typical underground mining operation. Miners often target veins of ore that are located within a rock formation. When they encounter a fault, they must carefully analyze both the hanging wall and the footwall to determine how to safely extract the desired materials. If the footwall is unstable or contains fractures, it can pose a serious risk to the safety of the miners. Therefore, thorough geological surveys and assessments are conducted to evaluate the characteristics of the footwall before any extraction begins. Moreover, the footwall can vary significantly in composition and structure depending on the geological history of the area. In some regions, the footwall may consist of hard, durable rock that provides excellent support for mining operations. In other cases, it might be composed of softer, more fractured material that could lead to cave-ins or collapses if not properly reinforced. This variability makes the study of the footwall an essential aspect of mining engineering. Another critical point to consider is the economic implications of the footwall. The quality and accessibility of the footwall can directly impact the profitability of a mining project. If the footwall is rich in minerals, it can enhance the overall yield of the operation. Conversely, if the footwall is barren or difficult to work with, it may lead to increased costs and reduced efficiency. Thus, understanding the footwall not only affects safety but also the financial viability of mining ventures. In conclusion, the term footwall is more than just a geological term; it encompasses a range of considerations from safety to economic impact in the field of mining. As we continue to explore and extract resources from the Earth, recognizing the importance of the footwall will remain vital for ensuring safe and profitable operations. By investing time and resources into studying the footwall, we can enhance our understanding of the Earth's geological processes and improve the methods we use to responsibly harvest its resources.

在地质学和采矿的研究中，术语footwall指的是位于断层或矿床下方的岩石层。理解footwall的概念对于地质学家和矿工来说至关重要，因为它在有价值矿物的提取和采矿作业的整体稳定性中发挥着重要作用。footwall基本上是断层的下侧，与悬挂壁相对，后者是上侧。这种区别很重要，因为它有助于识别采矿中涉及的地质结构的方向。 为了说明footwall的重要性，考虑一个典型的地下采矿作业。矿工们通常会在岩石构造中寻找矿脉。当他们遇到断层时，必须仔细分析悬挂壁和footwall，以确定如何安全地提取所需的材料。如果footwall不稳定或含有裂缝，可能会对矿工的安全构成严重风险。因此，在任何提取开始之前，会进行彻底的地质调查和评估，以评估footwall的特征。 此外，footwall的成分和结构可能会因该地区的地质历史而显著变化。在某些地区，footwall可能由坚硬耐用的岩石组成，为采矿作业提供出色的支撑。在其他情况下，它可能由较软、更多裂缝的材料组成，如果没有适当加固，可能会导致塌陷或崩溃。这种变异性使得对footwall的研究成为采矿工程学的重要方面。 另一个关键点是footwall的经济影响。footwall的质量和可及性可以直接影响采矿项目的盈利能力。如果footwall富含矿物，它可以提高作业的整体产量。相反，如果footwall贫瘠或难以处理，可能会导致成本增加和效率降低。因此，了解footwall不仅关系到安全，也关系到采矿项目的财务可行性。 总之，术语footwall不仅仅是一个地质术语；它涵盖了采矿领域从安全到经济影响的一系列考虑。随着我们继续探索和提取地球资源，认识到footwall的重要性将始终是确保安全和盈利作业的关键。通过投入时间和资源研究footwall，我们可以增强对地球地质过程的理解，并改善我们负责任地开采其资源的方法。