ordnance bench mark

简明释义

水准基点

英英释义

例句

1.The historical ordnance bench mark was crucial for the restoration of the old building.

历史性的基准标高对于老建筑的修复至关重要。

2.In our project, we referenced the ordnance bench mark to align the new construction with existing structures.

在我们的项目中，我们参考了基准标高以使新建筑与现有结构对齐。

3.The ordnance bench mark provided a reliable point for determining the flood level in the area.

该基准标高为确定该地区的洪水水平提供了可靠的依据。

4.The surveyor used the ordnance bench mark to ensure the accuracy of the elevation measurements.

测量员使用基准标高以确保高程测量的准确性。

5.Engineers often refer to the ordnance bench mark when designing drainage systems.

工程师在设计排水系统时常常参考基准标高。

作文

In the field of surveying and civil engineering, accurate measurements are crucial. One of the most important concepts in this discipline is the ordnance bench mark, which serves as a reference point for elevation. Understanding the significance of an ordnance bench mark can greatly improve the precision of any construction or mapping project.An ordnance bench mark is a permanent marker that indicates a specific elevation above sea level. These marks are established by national surveying agencies and are often found on various structures, such as buildings, bridges, and walls. The primary purpose of an ordnance bench mark is to provide surveyors with a reliable reference point to measure other elevations accurately. This is especially important in areas where the topography is uneven or where construction projects require precise leveling.The use of an ordnance bench mark is not limited to large-scale construction projects. Even small-scale endeavors, such as landscaping or home renovations, can benefit from understanding these benchmarks. For instance, if a homeowner wishes to build a deck, knowing the local ordnance bench mark allows them to ensure that the deck is level with the ground and complies with local regulations regarding elevation.Moreover, ordnance bench marks play a vital role in flood management and environmental studies. By knowing the elevation of land relative to sea level, engineers and scientists can assess flood risks and plan accordingly. They can analyze how changes in elevation due to erosion or sediment deposition might affect water flow and drainage in a given area.It is also worth noting that ordnance bench marks are not just physical markers; they are part of a broader system of geodetic control points used worldwide. Each country maintains its own network of benchmarks, which are crucial for maintaining consistency in surveying practices across regions. In many cases, these benchmarks are linked to a global positioning system (GPS), enhancing their accuracy and usability.In conclusion, the ordnance bench mark is an essential tool in the fields of surveying and civil engineering. It provides a standardized reference point for measuring elevation, which is critical for a wide range of applications, from large infrastructure projects to individual home improvements. By understanding the importance of an ordnance bench mark, professionals and amateurs alike can ensure that their projects are built on solid foundations, both literally and figuratively. As we continue to develop our urban landscapes and manage our natural environments, the role of ordnance bench marks will undoubtedly remain significant in guiding our efforts towards accuracy and sustainability.

在测量和土木工程领域，准确的测量至关重要。这个学科中最重要的概念之一是基准标高，它作为高程的参考点。理解基准标高的重要性可以大大提高任何建筑或测绘项目的精确度。基准标高是一个永久性标记，表示海平面以上的特定高程。这些标记由国家测量机构建立，通常可以在各种结构上找到，如建筑物、桥梁和墙壁。基准标高的主要目的是为测量师提供一个可靠的参考点，以准确测量其他高程。这在地形不平坦或建筑项目需要精确找平的地区尤为重要。基准标高的使用并不仅限于大规模的建筑项目。即使是小规模的努力，例如园艺或家庭装修，也可以从理解这些基准中受益。例如，如果房主希望建造一个甲板，了解当地的基准标高可以让他们确保甲板与地面平齐，并符合当地关于高程的规定。此外，基准标高在洪水管理和环境研究中也发挥着重要作用。通过了解土地相对于海平面的高度，工程师和科学家可以评估洪水风险并进行相应规划。他们可以分析由于侵蚀或沉积导致的高程变化可能如何影响某一地区的水流和排水。同样值得注意的是，基准标高不仅仅是物理标记；它们是全球范围内更广泛的测地控制点系统的一部分。每个国家维护自己的一套基准网络，这对于保持各地区测量实践的一致性至关重要。在许多情况下，这些基准与全球定位系统（GPS）相连，提高了其准确性和可用性。总之，基准标高是测量和土木工程领域的重要工具。它提供了一个标准化的高程测量参考点，这对于从大型基础设施项目到个人家居改善的广泛应用都是至关重要的。通过理解基准标高的重要性，专业人士和业余爱好者都可以确保他们的项目在基础上建立得稳固，无论是字面上还是比喻上。随着我们继续发展城市景观和管理自然环境，基准标高在指导我们朝着准确性和可持续性努力方面无疑将保持重要的作用。