base metal

简明释义

母材、底材

英英释义

例句

1.Many coins are composed of base metals to reduce production costs.

许多硬币是由低价值金属组成，以降低生产成本。

2.The jewelry was made from a mixture of gold and base metal.

这件珠宝是由黄金和低价值金属的混合物制成的。

3.Manufacturers often use base metals for their affordability in construction.

制造商通常使用低价值金属，因为它们在建筑中更具经济性。

4.In the recycling industry, base metals like copper and aluminum are highly sought after.

在回收行业，像铜和铝这样的低价值金属非常受欢迎。

5.The artist created a sculpture using base metal to give it a rustic look.

艺术家使用低价值金属创作了一座雕塑，以赋予其乡村风格。

作文

In the world of metallurgy, the term base metal refers to metals that are not precious and are often more abundant in nature. These metals include iron, copper, lead, nickel, and zinc. Unlike precious metals such as gold and silver, which are valued for their rarity and aesthetic appeal, base metals are typically used in a variety of industrial applications due to their strength and availability. Understanding the properties and uses of base metals is essential for industries ranging from construction to electronics.One of the most common base metals is iron, which is primarily used in the construction industry. Iron is known for its strength and durability, making it an ideal choice for building structures such as bridges and skyscrapers. However, iron is also prone to rusting when exposed to moisture, which has led to the development of various alloys, such as steel. Steel, which is an alloy of iron and carbon, is much stronger and more resistant to corrosion than pure iron, demonstrating how base metals can be enhanced through metallurgical processes.Copper is another significant base metal, widely known for its excellent electrical conductivity. It is commonly used in electrical wiring, plumbing, and roofing materials. The versatility of copper makes it a vital component in modern infrastructure. Moreover, copper has antimicrobial properties, which make it suitable for use in medical environments. This illustrates how base metals can serve multiple purposes across different industries.Lead, although less commonly used today due to health concerns, was once a popular base metal for pipes and paints. Its malleability and resistance to corrosion made it a practical choice for many applications. However, the toxic nature of lead has led to stricter regulations and a decline in its use, highlighting the importance of safety and environmental considerations in the utilization of base metals.Nickel is another base metal that plays a crucial role in the production of stainless steel. By adding nickel to iron, manufacturers can create a corrosion-resistant alloy that is widely used in kitchen appliances, cutlery, and medical instruments. This demonstrates how base metals can be combined to enhance their properties and expand their applications.Zinc, on the other hand, is primarily used for galvanizing iron and steel to prevent rusting. This protective coating is essential for extending the lifespan of metal structures and products. Zinc is also used in batteries and as an alloying agent, showcasing the diverse applications of base metals in everyday life.In conclusion, base metals are fundamental to various industries and play a crucial role in modern society. Their abundance, versatility, and ability to be alloyed with other elements make them indispensable in manufacturing and construction. As technology advances, the demand for base metals will continue to grow, emphasizing the need for sustainable practices in their extraction and use. Understanding the significance of base metals not only enriches our knowledge of materials science but also highlights the interconnectedness of industry and environment in our pursuit of progress.

在冶金学的世界中，术语base metal指的是那些不是贵重金属且在自然界中相对丰富的金属。这些金属包括铁、铜、铅、镍和锌。与黄金和白银等因稀有性和美学价值而受到重视的贵金属不同，base metals通常因其强度和可用性而被广泛应用于各种工业。理解base metals的性质和用途对于建筑、电子等行业至关重要。最常见的base metal之一是铁，主要用于建筑行业。铁以其强度和耐久性著称，是建造桥梁和摩天大楼的理想选择。然而，铁在暴露于潮湿环境时容易生锈，这导致了各种合金的开发，例如钢。钢是铁和碳的合金，比纯铁更强且更耐腐蚀，这表明base metals可以通过冶金工艺得到增强。铜是另一个重要的base metal，以其优良的电导率而广为人知。它通常用于电线、管道和屋顶材料。铜的多功能性使其成为现代基础设施的重要组成部分。此外，铜具有抗微生物特性，使其适合用于医疗环境。这说明了base metals如何在不同产业中发挥多重作用。铅虽然由于健康问题今天使用较少，但曾经是管道和油漆中一种流行的base metal。它的延展性和耐腐蚀性使其在许多应用中成为实用选择。然而，铅的毒性使得使用受到严格监管，并导致其使用的减少，突显了在利用base metals时安全和环境考虑的重要性。镍是另一个在不锈钢生产中起关键作用的base metal。通过将镍添加到铁中，制造商可以创造出一种耐腐蚀的合金，广泛用于厨房电器、餐具和医疗仪器。这表明了base metals如何通过结合来增强其性质并扩展其应用。另一方面，锌主要用于对铁和钢进行镀锌，以防止生锈。这种保护涂层对于延长金属结构和产品的使用寿命至关重要。锌还用于电池和作为合金元素，展示了base metals在日常生活中的多样应用。总之，base metals是各个行业的基础，在现代社会中扮演着至关重要的角色。它们的丰富性、多功能性以及与其他元素合金化的能力使它们在制造和建筑中不可或缺。随着技术的发展，对base metals的需求将继续增长，强调在提取和使用过程中可持续实践的必要性。理解base metals的重要性不仅丰富了我们对材料科学的知识，也突显了在追求进步时工业与环境的相互联系。