cold shortness

简明释义

冷脆性

英英释义

例句

1.During winter, I often experience cold shortness 寒冷的短促呼吸 when stepping outside without a coat.

在冬天，我常常在没有穿外套的情况下走出去时经历寒冷的短促呼吸。

2.The athlete felt cold shortness 寒冷的短促呼吸 after running in the frigid air.

这位运动员在寒冷的空气中跑步后感到寒冷的短促呼吸。

3.Wearing a scarf can help reduce cold shortness 寒冷的短促呼吸 in chilly weather.

在寒冷的天气中，戴围巾可以帮助减少寒冷的短促呼吸。

4.She noticed a slight cold shortness 寒冷的短促呼吸 while walking through the snowy park.

她在雪天公园散步时注意到有一点寒冷的短促呼吸。

5.If you suffer from asthma, cold shortness 寒冷的短促呼吸 can trigger an attack.

如果你有哮喘，寒冷的短促呼吸可能会引发一次发作。

作文

In the world of metallurgy, various terms are used to describe the properties and behaviors of metals under different conditions. One such term is cold shortness, which refers to a phenomenon where certain metals become brittle and lose their ductility when they are cold. This behavior can significantly impact the manufacturing processes and the final products made from these metals. Understanding cold shortness is crucial for engineers and manufacturers as it affects the choice of materials for specific applications.When metals are subjected to low temperatures, their atomic structure can change, leading to increased brittleness. This is particularly evident in some alloys that contain sulfur or phosphorus. These elements can contribute to the cold shortness effect, making the metal prone to cracking or breaking during cold working processes. For instance, if a manufacturer attempts to bend or shape a metal that exhibits cold shortness, the material may fracture instead of deforming as intended. This not only results in wasted materials but can also pose safety risks in applications where structural integrity is critical.The implications of cold shortness extend beyond just the manufacturing phase. In service, components made from susceptible metals can fail unexpectedly when exposed to cold environments. This is particularly important in industries such as aerospace, automotive, and construction, where temperature variations can be significant. Engineers must consider the potential for cold shortness when designing components that will operate in cold climates or under extreme conditions. Choosing the right materials and understanding their properties can prevent failures and ensure the longevity of the products.To combat the challenges posed by cold shortness, metallurgists often employ various strategies. One common approach is to modify the composition of the metal to reduce the presence of harmful elements like sulfur. Additionally, heat treatments can be applied to improve the ductility of the metal at lower temperatures. By understanding the mechanisms behind cold shortness, engineers can develop better materials that maintain their strength and flexibility even in cold conditions.Furthermore, testing and quality control play vital roles in managing the risks associated with cold shortness. Manufacturers can conduct tests to determine the impact of temperature on the mechanical properties of their materials. By identifying which metals are susceptible to cold shortness, they can make informed decisions about material selection and processing techniques.In conclusion, cold shortness is a critical concept in metallurgy that highlights the importance of understanding how metals behave under different temperature conditions. It serves as a reminder for engineers and manufacturers to carefully consider material properties in their designs. By addressing the challenges posed by cold shortness, the industry can produce safer and more reliable products that stand the test of time, even in harsh environments.

在冶金学的世界中，使用各种术语来描述金属在不同条件下的性质和行为。其中一个术语是冷脆性，它指的是某些金属在低温下变得脆弱并失去延展性的现象。这种行为会对制造过程和由这些金属制成的最终产品产生重大影响。理解冷脆性对于工程师和制造商至关重要，因为它影响了特定应用材料的选择。当金属暴露于低温时，其原子结构可能会发生变化，导致脆性增加。这在某些含硫或磷的合金中特别明显。这些元素可能会导致冷脆性效应，使金属在冷加工过程中容易断裂或破裂。例如，如果制造商试图弯曲或塑造一种表现出冷脆性的金属，材料可能会断裂而不是按预期变形。这不仅会导致材料浪费，还可能在结构完整性至关重要的应用中带来安全风险。冷脆性的影响超出了制造阶段。在服务中，易受冷脆性影响的组件在暴露于寒冷环境时可能会意外失效。这在航空航天、汽车和建筑等行业尤为重要，因为温度变化可能很大。工程师在设计将在寒冷气候或极端条件下运行的组件时，必须考虑冷脆性的潜在影响。选择合适的材料并理解其特性可以防止故障并确保产品的耐用性。为了应对冷脆性带来的挑战，冶金学家通常采用各种策略。一种常见的方法是修改金属的成分，以减少有害元素如硫的存在。此外，可以施加热处理以改善金属在低温下的延展性。通过理解冷脆性背后的机制，工程师可以开发出更好的材料，这些材料即使在寒冷条件下也能保持强度和灵活性。此外，测试和质量控制在管理与冷脆性相关的风险中发挥着至关重要的作用。制造商可以进行测试，以确定温度对其材料机械性能的影响。通过识别哪些金属易受冷脆性影响，他们可以就材料选择和加工技术做出明智的决策。总之，冷脆性是冶金学中的一个关键概念，突显了理解金属在不同温度条件下如何表现的重要性。它提醒工程师和制造商在设计中仔细考虑材料特性。通过解决冷脆性带来的挑战，行业可以生产出在恶劣环境中经受时间考验的更安全、更可靠的产品。