portland cement

简明释义

波特兰水泥

英英释义

例句

1.The engineer specified portland cement as the binding material for the pavement.

工程师指定使用波特兰水泥作为路面的粘合材料。

2.Mixing portland cement with sand and gravel creates a durable concrete mix.

将波特兰水泥与沙子和碎石混合可以形成耐用的混凝土配合料。

3.When mixed with water, portland cement hardens and strengthens over time.

当与水混合时，波特兰水泥会随着时间的推移而硬化和增强。

4.For outdoor projects, portland cement is preferred due to its resistance to weathering.

对于户外项目，由于其抗风化能力，通常优先选择波特兰水泥。

5.The construction team decided to use portland cement for the foundation of the new building.

施工队决定在新建筑的基础上使用波特兰水泥。

作文

Portland cement, a fundamental ingredient in the construction industry, plays a crucial role in the creation of durable and resilient structures. This type of cement is known for its ability to set and harden when mixed with water, forming a strong bond that can withstand various environmental conditions. The process of making portland cement involves heating limestone and clay at high temperatures to produce clinker, which is then ground into a fine powder. The versatility of portland cement makes it suitable for a wide range of applications, from residential buildings to massive infrastructure projects like bridges and dams.One of the significant advantages of portland cement is its strength. When properly mixed and cured, it can achieve compressive strengths exceeding 30 MPa, making it ideal for structural components that need to bear heavy loads. Additionally, portland cement has good resistance to water, which is essential for preventing damage in wet environments. This characteristic allows it to be used in various applications, including foundations, basements, and water-retaining structures.Another important aspect of portland cement is its role in sustainability. While the production of portland cement contributes to greenhouse gas emissions, advancements in technology have led to the development of alternative materials and methods that reduce its environmental impact. For example, the use of recycled materials in the production of portland cement can lower carbon emissions significantly. Moreover, incorporating supplementary cementitious materials, such as fly ash or slag, not only enhances the performance of portland cement but also helps in recycling industrial by-products.The application of portland cement extends beyond just structural integrity; it also influences the aesthetic aspects of construction. With various finishing techniques available, portland cement can be used to create visually appealing surfaces, such as polished concrete floors or decorative concrete walls. This adaptability allows architects and designers to explore creative possibilities while ensuring the durability of their projects.In conclusion, portland cement is an essential material in modern construction, providing strength, durability, and versatility. As the industry continues to evolve, it is vital to focus on sustainable practices that minimize the environmental impact of portland cement production. By embracing innovative technologies and materials, we can ensure that portland cement remains a cornerstone of construction for generations to come. Its significance in creating safe and enduring structures cannot be overstated, making it a key component in shaping our built environment.

波特兰水泥是建筑行业中的一种基本成分，在创造耐用和坚固的结构方面发挥着至关重要的作用。这种类型的水泥以其与水混合时能够凝固和硬化的特性而闻名，形成可以承受各种环境条件的强大结合。制作波特兰水泥的过程涉及将石灰石和粘土在高温下加热以生产熟料，然后将其磨成细粉。波特兰水泥的多功能性使其适用于从住宅建筑到大型基础设施项目（如桥梁和大坝）的广泛应用。波特兰水泥的一大显著优势是其强度。当正确混合和养护时，其抗压强度可超过30 MPa，非常适合需要承受重负荷的结构组件。此外，波特兰水泥对水具有良好的抵抗力，这对于防止潮湿环境中的损坏至关重要。这一特性使其可用于各种应用，包括基础、地下室和蓄水结构。波特兰水泥的另一个重要方面是其在可持续性方面的作用。虽然波特兰水泥的生产会导致温室气体排放，但技术的进步促使开发出减少其环境影响的替代材料和方法。例如，在波特兰水泥的生产中使用回收材料可以显著降低碳排放。此外，加入补充水泥材料，如粉煤灰或矿渣，不仅提高了波特兰水泥的性能，还帮助回收工业副产品。波特兰水泥的应用不仅限于结构完整性；它还影响建筑的美学方面。通过各种表面处理技术，波特兰水泥可以用于创造视觉上吸引人的表面，例如抛光混凝土地板或装饰混凝土墙。这种适应性使建筑师和设计师能够探索创造性的可能性，同时确保其项目的耐用性。总之，波特兰水泥是现代建筑中的一种必不可少的材料，提供强度、耐用性和多功能性。随着行业的不断发展，专注于减少波特兰水泥生产对环境影响的可持续实践至关重要。通过采用创新技术和材料，我们可以确保波特兰水泥在未来几代人中仍然是建筑的基石。它在创造安全和持久结构方面的重要性不容小觑，使其成为塑造我们建筑环境的关键组成部分。