lean concrete

简明释义

贫混凝土

英英释义

例句

1.The architect recommended lean concrete for the parking lot to minimize costs without sacrificing quality.

建筑师建议在停车场使用稀混凝土，以降低成本而不牺牲质量。

2.The construction team decided to use lean concrete for the foundation because it is cost-effective.

施工队决定使用稀混凝土作为基础，因为它具有成本效益。

3.In road construction, lean concrete is often used for subbases due to its durability.

在道路建设中，稀混凝土通常用于底基层，因为它耐用。

4.Using lean concrete can help reduce the overall weight of the structure.

使用稀混凝土可以帮助减少结构的整体重量。

5.The city council approved the use of lean concrete for the new bike path.

市议会批准在新的自行车道上使用稀混凝土。

作文

In the world of construction and civil engineering, materials play a crucial role in determining the quality and durability of structures. One such material that has gained attention in recent years is lean concrete. This term refers to a type of concrete mix that has a lower cement content compared to traditional concrete. The primary purpose of lean concrete is to provide a strong yet economical base for various construction projects, especially when the structural load is minimal. It is often used as a sub-base for pavements, foundations, and other applications where high strength is not a critical requirement.The composition of lean concrete typically includes a higher proportion of aggregates, such as sand and gravel, along with a reduced amount of cement and water. This results in a mixture that is less dense and more porous than conventional concrete. While this might sound like a disadvantage, the benefits of using lean concrete are significant. For one, it is more cost-effective due to the reduced amount of cement needed, which is often the most expensive component of concrete mixes. Additionally, because it requires less cement, lean concrete is also considered to be more environmentally friendly, as it reduces the carbon footprint associated with cement production.One of the key advantages of lean concrete is its ability to provide adequate support for structures without the need for excessive reinforcement. This makes it an ideal choice for projects where weight is a concern or where soil conditions are not suitable for heavier concrete mixtures. For example, in road construction, lean concrete can be used as a base layer beneath asphalt, providing a solid foundation while allowing for efficient drainage.Another important aspect of lean concrete is its speed of application. Because it is easier to mix and pour, construction projects can progress more quickly, leading to reduced labor costs and shorter project timelines. This is particularly beneficial in large-scale projects where time is of the essence.However, it is essential to note that while lean concrete has many advantages, it is not suitable for all applications. Structures that require high compressive strength, such as high-rise buildings or bridges, still necessitate the use of traditional concrete mixes. Therefore, it is crucial for engineers and architects to carefully assess the requirements of each project to determine whether lean concrete is the appropriate choice.In conclusion, lean concrete represents a valuable option in the construction industry, offering a balance between performance and cost-effectiveness. Its unique properties make it suitable for a variety of applications, particularly where high strength is not a primary concern. As the construction industry continues to evolve, the use of lean concrete is likely to increase, contributing to more sustainable building practices and efficient project management.

在建筑和土木工程的世界中，材料在决定结构的质量和耐用性方面起着至关重要的作用。近年来，一种名为lean concrete的材料引起了人们的关注。这个术语指的是一种水泥含量低于传统混凝土的混凝土配合物。lean concrete的主要目的是为各种建筑项目提供一个强大而经济的基础，特别是在结构负载较小的情况下。它常用于路面、基础及其他对高强度要求不高的应用的下层基础。lean concrete的组成通常包括较高比例的骨料，如沙子和砾石，以及减少的水泥和水量。这导致混合物的密度低于传统混凝土，且更具多孔性。虽然这听起来像是一个缺点，但使用lean concrete的好处显著。首先，由于所需的水泥量减少，它的成本效益更高，而水泥通常是混凝土配合物中最昂贵的成分。此外，由于需要的水泥更少，lean concrete也被认为更加环保，因为它减少了与水泥生产相关的碳足迹。lean concrete的一个关键优势是它能够在不需要过多加固的情况下为结构提供足够的支持。这使其成为在重量问题或土壤条件不适合较重混凝土混合物的项目中的理想选择。例如，在道路建设中，lean concrete可以作为沥青下面的基础层，提供坚实的基础，同时允许有效排水。lean concrete的另一个重要方面是其应用速度。由于其混合和浇筑更容易，建筑项目可以更快推进，从而降低人工成本并缩短项目时间表。这在大型项目中尤其有益，因为时间至关重要。然而，必须注意的是，虽然lean concrete有许多优点，但并不适合所有应用。需要高抗压强度的结构，如高层建筑或桥梁，仍然需要使用传统的混凝土混合物。因此，工程师和建筑师必须仔细评估每个项目的要求，以确定lean concrete是否为合适的选择。总之，lean concrete代表了建筑行业中的一种有价值的选择，提供了性能与成本效益之间的平衡。其独特的属性使其适用于多种应用，特别是在高强度不是主要关注点的情况下。随着建筑行业的不断发展，lean concrete的使用可能会增加，促进更可持续的建筑实践和高效的项目管理。