specified concrete

简明释义

特种混凝上

英英释义

例句

1.The architect requested that the contractor use specified concrete for the foundation to ensure durability.

建筑师要求承包商使用指定混凝土来确保基础的耐久性。

2.Before pouring, make sure the specified concrete meets all the strength requirements.

在浇筑之前，确保指定混凝土符合所有强度要求。

3.Using specified concrete is crucial for the structural integrity of the building.

使用指定混凝土对建筑的结构完整性至关重要。

4.The project specifications clearly outline the properties of the specified concrete.

项目规范清楚地列出了指定混凝土的特性。

5.The engineer provided a detailed report on the specified concrete mix design.

工程师提供了关于指定混凝土配合设计的详细报告。

作文

In the field of construction and engineering, the term specified concrete refers to a type of concrete that is designed and formulated to meet specific requirements for a particular project. This includes aspects such as strength, durability, and workability, which are crucial for ensuring the safety and longevity of structures. For example, when constructing a high-rise building, engineers might specify a concrete mix that has a higher compressive strength than standard concrete. This ensures that the building can withstand greater loads and environmental stresses over time. The use of specified concrete is not only important for structural integrity but also for meeting local building codes and regulations that dictate the minimum standards for materials used in construction.Moreover, the process of creating specified concrete involves careful selection of raw materials, including cement, aggregates, water, and additives. Each component must be chosen based on its properties and how it will contribute to the overall performance of the concrete. For instance, using a specific type of aggregate can enhance the concrete's resistance to freeze-thaw cycles, making it ideal for regions with harsh winter conditions. Additionally, modern technology allows for the development of specialty concretes, such as self-compacting or lightweight concrete, which can be tailored to meet unique project demands.The importance of specified concrete extends beyond just the physical properties of the material. It also encompasses the environmental impact of concrete production and usage. As the construction industry faces increasing pressure to reduce its carbon footprint, the demand for sustainable practices has grown. This has led to innovations in concrete technology, such as the incorporation of recycled materials or the use of alternative binders that lower greenhouse gas emissions. By specifying concrete mixes that utilize these sustainable options, builders can contribute to more environmentally friendly construction practices.Furthermore, the application of specified concrete is evident in various infrastructure projects, such as bridges, roads, and tunnels. Each of these structures requires different types of concrete that are tailored to their specific load-bearing and environmental conditions. For example, a bridge may require a high-performance concrete that can resist cracking and deterioration due to constant exposure to traffic and weather elements. In contrast, a road may need a concrete mix that can handle heavy loads while providing a smooth surface for vehicles.In conclusion, the concept of specified concrete plays a pivotal role in the construction industry. It ensures that concrete is not only suitable for the intended purpose but also aligns with safety standards and environmental considerations. As construction practices continue to evolve, the emphasis on specified concrete will likely increase, leading to safer, more durable, and sustainable structures that can withstand the test of time.

在建筑和工程领域，术语指定混凝土指的是一种设计和配制以满足特定项目要求的混凝土。这包括强度、耐久性和可加工性等方面，这些对于确保结构的安全性和持久性至关重要。例如，在建造高层建筑时，工程师可能会指定一种比标准混凝土具有更高抗压强度的混凝土配合比。这确保了建筑物能够承受更大的载荷和环境压力。使用指定混凝土不仅对结构完整性重要，也有助于满足当地建筑法规和规范，这些规范规定了建筑材料使用的最低标准。此外，创建指定混凝土的过程涉及对原材料的精心选择，包括水泥、骨料、水和添加剂。每个组成部分必须根据其特性及其对混凝土整体性能的贡献进行选择。例如，使用特定类型的骨料可以增强混凝土抵御冻融循环的能力，使其非常适合气候严酷的地区。此外，现代技术允许开发特殊混凝土，例如自密实混凝土或轻质混凝土，可以根据独特的项目需求进行定制。指定混凝土的重要性不仅仅体现在材料的物理特性上。它还涵盖了混凝土生产和使用的环境影响。随着建筑行业面临越来越大的减少碳足迹的压力，对可持续实践的需求不断增长。这导致了混凝土技术的创新，例如采用回收材料或使用降低温室气体排放的替代粘合剂。通过指定使用这些可持续选项的混凝土配合比，建筑商可以为更环保的建筑实践做出贡献。此外，指定混凝土的应用在各种基础设施项目中显而易见，例如桥梁、道路和隧道。每一个结构都需要不同类型的混凝土，这些混凝土是根据其特定的承载和环境条件量身定制的。例如，一座桥可能需要一种高性能混凝土，以抵御因持续暴露于交通和天气元素而造成的开裂和劣化。相比之下，一条道路可能需要一种能够承受重载并提供平滑表面的混凝土配合比。总之，指定混凝土的概念在建筑行业中发挥着关键作用。它确保混凝土不仅适合预期用途，还符合安全标准和环境考虑。随着建筑实践的不断发展，对指定混凝土的重视可能会增加，从而导致更安全、更耐用和可持续的结构，经得起时间的考验。