chain transmission

简明释义

链条传动装置

英英释义

例句

1.The design of the chain transmission system is essential for maximizing the bike's speed.

设计链传动系统对于最大化自行车的速度至关重要。

2.A well-maintained chain transmission can significantly enhance the performance of a vehicle.

良好维护的链传动可以显著提高车辆的性能。

3.The motorcycle uses a chain transmission to efficiently transfer power from the engine to the rear wheel.

这款摩托车使用链传动来有效地将动力从发动机传递到后轮。

4.The factory uses a chain transmission mechanism to move products along the assembly line.

工厂使用链传动机制将产品沿着装配线移动。

5.In many bicycles, the chain transmission is crucial for converting pedaling motion into movement.

在许多自行车中，链传动对于将踏板运动转化为移动至关重要。

作文

In the realm of epidemiology, understanding the concept of chain transmission is crucial for controlling infectious diseases. Chain transmission refers to the process by which a pathogen spreads from one host to another, creating a continuous cycle of infection. This concept is particularly relevant in the context of outbreaks, where identifying and breaking the chain can help mitigate the spread of disease.To illustrate, consider the outbreak of a viral infection in a community. When an infected individual comes into contact with others, they can transmit the virus through various means such as respiratory droplets, direct contact, or contaminated surfaces. Each new infection then has the potential to infect additional individuals, leading to a rapid increase in cases. This interconnected network of infections exemplifies a chain transmission scenario.Public health officials often focus on interrupting this chain to prevent further spread. Strategies may include contact tracing, which involves identifying and notifying individuals who have been in close contact with an infected person. By isolating these contacts and advising them to monitor for symptoms or undergo testing, health authorities can effectively break the chain transmission and reduce the number of new cases.Moreover, vaccination plays a significant role in disrupting chain transmission. By immunizing a large portion of the population, the likelihood of the virus finding a susceptible host diminishes. This creates herd immunity, which protects those who cannot be vaccinated, such as individuals with certain medical conditions. The more people who are vaccinated, the more the chain transmission is weakened, ultimately leading to a decline in infection rates.Education and awareness are also vital components in combating chain transmission. Communities must understand how diseases spread and the importance of preventive measures such as hand hygiene, wearing masks, and maintaining physical distance. When individuals are informed, they are more likely to take precautions that can disrupt the chain transmission of infections.In conclusion, the concept of chain transmission is fundamental to understanding how infectious diseases propagate within populations. By implementing effective public health strategies, including contact tracing, vaccination, and community education, we can break the cycle of infection and protect public health. As we continue to face new challenges in the field of infectious diseases, it is imperative that we remain vigilant and proactive in our efforts to control chain transmission and safeguard our communities against outbreaks.

在流行病学领域，理解链式传播的概念对控制传染病至关重要。链式传播指的是病原体从一个宿主传播到另一个宿主的过程，形成一个持续的感染循环。这个概念在疫情爆发的背景下尤为相关，因为识别并打破传播链可以帮助减缓疾病的传播。举例来说，考虑一个社区内病毒感染的爆发。当一个感染者与他人接触时，他们可以通过呼吸飞沫、直接接触或被污染的表面传播病毒。每个新感染都有可能感染其他个体，从而导致病例迅速增加。这种相互关联的感染网络体现了链式传播的场景。公共卫生官员通常专注于中断这一链条，以防止进一步传播。策略可能包括接触者追踪，这涉及识别和通知与感染者密切接触的个人。通过隔离这些接触者并建议他们监测症状或进行检测，卫生当局可以有效地打破链式传播，减少新病例的数量。此外，疫苗接种在打断链式传播中也发挥着重要作用。通过免疫大部分人群，病毒找到易感宿主的可能性降低。这创造了群体免疫，保护那些无法接种疫苗的人，如某些医疗条件的个体。接种疫苗的人越多，链式传播就越弱，最终导致感染率下降。教育和意识也是对抗链式传播的重要组成部分。社区必须了解疾病是如何传播的，以及预防措施（如手部卫生、佩戴口罩和保持身体距离）的重要性。当个人被告知时，他们更有可能采取措施来干扰链式传播。总之，链式传播的概念是理解传染病如何在人群中传播的基础。通过实施有效的公共卫生策略，包括接触者追踪、疫苗接种和社区教育，我们可以打破感染的循环，保护公共健康。随着我们继续面对传染病领域的新挑战，保持警惕并积极努力控制链式传播，保障我们的社区免受疫情的影响，是至关重要的。