workability admixture

简明释义

增塑外加剂

英英释义

例句

1.To improve the flow of concrete, we added a workability admixture to the mix.

为了改善混凝土的流动性，我们在混合物中添加了可加工性外加剂。

2.A high-performance workability admixture was chosen to enhance the durability of the concrete.

选择了一种高性能的可加工性外加剂来增强混凝土的耐久性。

3.The contractor specified a workability admixture for the project to ensure easy placement.

承包商为该项目指定了一种可加工性外加剂以确保易于放置。

4.The engineers tested several types of workability admixtures before finalizing the formula.

工程师在最终确定配方之前测试了几种类型的可加工性外加剂。

5.Using a workability admixture can significantly reduce the effort required for mixing.

使用可加工性外加剂可以显著减少混合所需的努力。

作文

In the construction industry, the term workability admixture refers to a type of additive that is incorporated into concrete mixtures to enhance their workability. Workability is crucial for ensuring that the concrete can be easily mixed, transported, placed, and finished without compromising its strength and durability. The use of workability admixture is particularly important in large-scale construction projects where efficiency and quality are paramount.The primary purpose of a workability admixture is to improve the flow characteristics of the concrete. This is especially beneficial when working with high-strength concrete or when pouring in complex forms where the concrete needs to fill intricate spaces. By adding a workability admixture, contractors can reduce the amount of water required in the mix, which helps maintain the concrete's strength while making it easier to handle.There are various types of workability admixtures, including plasticizers and superplasticizers. Plasticizers are used to increase the workability of concrete without significantly increasing the water content. They help to disperse the cement particles, allowing for better flow and reduced viscosity. Superplasticizers, on the other hand, can drastically increase the workability of concrete, enabling it to flow freely even at lower water-cement ratios. This makes them ideal for applications that require high performance, such as precast concrete elements or high-rise buildings.Another advantage of using workability admixture is that it can contribute to the overall sustainability of a construction project. By improving the workability of concrete, less water is needed, which can lead to reduced environmental impact. Additionally, using less water helps in minimizing the risk of cracking and shrinkage, resulting in longer-lasting structures.However, it is essential to use workability admixture judiciously. Overuse can lead to issues such as segregation, where the heavier particles settle at the bottom, leading to an uneven mix. Therefore, it is crucial for engineers and contractors to carefully calculate the appropriate dosage of workability admixture based on the specific requirements of the project and the properties of the other materials used in the concrete mix.In conclusion, workability admixture plays a vital role in modern concrete technology. Its ability to enhance the workability of concrete not only improves the efficiency of construction processes but also contributes to the overall quality and durability of the final product. As the construction industry continues to evolve, the development and application of advanced workability admixture will remain a key focus area, ensuring that structures are built to withstand the test of time while meeting the demands of contemporary design and engineering standards.

在建筑行业中，术语工作性掺合料指的是一种添加剂，加入混凝土混合物中以增强其工作性。工作性对于确保混凝土可以轻松混合、运输、浇筑和完成而不影响其强度和耐久性至关重要。在大型建筑项目中使用工作性掺合料尤为重要，因为效率和质量是重中之重。工作性掺合料的主要目的是改善混凝土的流动特性。这在使用高强度混凝土或在复杂形状中浇筑时尤其有益，因为混凝土需要填充复杂的空间。通过添加工作性掺合料，承包商可以减少混合中所需的水量，这有助于保持混凝土的强度，同时使其更易于处理。有多种类型的工作性掺合料，包括增塑剂和超增塑剂。增塑剂用于在不显著增加水分含量的情况下提高混凝土的工作性。它们有助于分散水泥颗粒，从而改善流动性并降低粘度。另一方面，超增塑剂可以极大地提高混凝土的工作性，使其即使在较低的水泥水比下也能自由流动。这使得它们非常适合需要高性能的应用，如预制混凝土构件或高层建筑。使用工作性掺合料的另一个好处是，它可以促进建筑项目的整体可持续性。通过改善混凝土的工作性，所需的水量减少，从而降低环境影响。此外，使用更少的水有助于最小化开裂和收缩的风险，从而使结构更加持久。然而，明智地使用工作性掺合料至关重要。过量使用可能导致问题，例如分离，即较重的颗粒沉淀到底部，导致混合不均。因此，工程师和承包商必须根据项目的具体要求和混凝土混合中其他材料的特性仔细计算工作性掺合料的适当剂量。总之，工作性掺合料在现代混凝土技术中发挥着至关重要的作用。它增强混凝土工作性的能力不仅提高了施工过程的效率，还促进了最终产品的整体质量和耐久性。随着建筑行业的不断发展，先进的工作性掺合料的开发和应用将始终是一个重点领域，确保构造能够经受时间的考验，同时满足当代设计和工程标准的要求。