flammability range

简明释义

发火范围

英英释义

例句

1.Understanding the flammability range 易燃范围 helps in designing safer industrial processes.

了解flammability range 易燃范围 有助于设计更安全的工业流程。

2.Proper ventilation is necessary to prevent reaching the flammability range 易燃范围 in confined spaces.

在封闭空间中，适当的通风是防止达到flammability range 易燃范围 的必要条件。

3.Before starting the experiment, we must review the flammability range 易燃范围 of all materials involved.

在开始实验之前，我们必须检查所有材料的flammability range 易燃范围。

4.The engineer explained that the chemical's flammability range 易燃范围 is critical for safe handling.

工程师解释说，这种化学品的flammability range 易燃范围 对安全处理至关重要。

5.The safety data sheet indicated the flammability range 易燃范围 for the solvent used.

安全数据表中指出了所用溶剂的flammability range 易燃范围。

作文

Understanding the concept of flammability range is crucial in various fields, particularly in chemistry and safety engineering. The flammability range, also known as the explosive limits, refers to the concentration range of a combustible substance mixed with air that can ignite and produce a flame. This range is typically expressed in terms of volume percentage of the gas in the air. For instance, if a gas has a flammability range of 5% to 15%, it means that the gas will ignite only when its concentration in the air is between these two percentages. Outside this range, either the mixture is too lean (below 5%) or too rich (above 15%) to support combustion.In practical applications, understanding the flammability range is vital for ensuring safety in industrial processes. For example, in the petrochemical industry, workers must be aware of the flammability range of various gases like methane or propane to prevent accidental ignitions. Proper ventilation and monitoring systems are often put in place to maintain gas concentrations within safe limits. If the concentrations fall outside the flammability range, the risk of explosion or fire increases significantly.Moreover, the flammability range can vary depending on temperature and pressure. As temperature increases, the flammability range of certain gases may widen, making them more dangerous under high-temperature conditions. This is why safety protocols often include temperature control measures to mitigate risks associated with flammable substances.In addition to industrial applications, the flammability range also plays a critical role in everyday life. For instance, household products such as cleaning agents, aerosols, and fuels have specific flammability ranges that consumers should be aware of. Understanding these limits can help individuals take necessary precautions, such as storing these products away from heat sources and ensuring proper ventilation when using them.Furthermore, the flammability range is an essential factor in emergency response situations. Firefighters and rescue teams need to understand the flammability range of materials involved in a fire to develop effective strategies for containment and extinguishment. Knowing whether a material is within its flammability range can dictate the type of firefighting agents used and the approach taken to manage the incident safely.In conclusion, the flammability range is a fundamental concept that underscores the importance of safety in both industrial and everyday contexts. By understanding the flammability range of various substances, individuals and organizations can take proactive measures to prevent fire hazards and ensure a safer environment. Knowledge about the flammability range not only protects lives but also safeguards property and enhances overall safety standards in society.

理解可燃性范围的概念在化学和安全工程等多个领域至关重要。可燃性范围，也称为爆炸极限，是指可燃物质与空气混合后能够点燃并产生火焰的浓度范围。这个范围通常以气体在空气中的体积百分比表示。例如，如果某种气体的可燃性范围是5%到15%，这意味着只有当其在空气中的浓度在这两个百分比之间时，该气体才会点燃。超出这个范围，混合物要么过于稀薄（低于5%），要么过于浓厚（超过15%），无法支持燃烧。在实际应用中，了解可燃性范围对于确保工业过程的安全至关重要。例如，在石油化工行业，工人必须了解甲烷或丙烷等各种气体的可燃性范围，以防止意外点燃。通常会采取适当的通风和监测系统，以保持气体浓度在安全范围内。如果浓度超出可燃性范围，则爆炸或火灾的风险显著增加。此外，可燃性范围可能会因温度和压力而异。随着温度的升高，某些气体的可燃性范围可能会扩大，使其在高温条件下更具危险性。这就是为什么安全协议通常包括温度控制措施，以降低与可燃物质相关的风险。除了工业应用，可燃性范围在日常生活中也起着关键作用。例如，家用产品如清洁剂、气雾剂和燃料都有特定的可燃性范围，消费者应对此有所了解。理解这些限制可以帮助个人采取必要的预防措施，例如将这些产品存放在远离热源的地方，并在使用时确保适当的通风。此外，可燃性范围在紧急响应情况下也是一个重要因素。消防员和救援队需要了解涉及火灾材料的可燃性范围，以制定有效的控制和扑灭策略。知道某种材料是否在其可燃性范围内，可以决定使用何种灭火剂以及采取何种方法来安全地处理事件。总之，可燃性范围是一个基本概念，强调了在工业和日常环境中安全的重要性。通过了解各种物质的可燃性范围，个人和组织可以采取主动措施来防止火灾隐患，确保安全的环境。对可燃性范围的知识不仅保护生命，还保护财产，并提高社会整体安全标准。