circulation valve

简明释义

循环阀

英英释义

例句

1.The technician replaced the broken circulation valve to improve the heating system's efficiency.

技术人员更换了损坏的循环阀以提高供暖系统的效率。

2.The plumber explained that the circulation valve helps regulate temperature throughout the house.

水管工解释说，循环阀有助于调节整个房屋的温度。

3.If the circulation valve is stuck, it can lead to overheating in the system.

如果循环阀卡住，可能会导致系统过热。

4.Without a functioning circulation valve, the water flow in the pipes can become stagnant.

如果没有正常工作的循环阀，管道中的水流可能会变得停滞不前。

5.Regular maintenance of the circulation valve is essential for optimal performance of the HVAC system.

定期维护循环阀对于HVAC系统的最佳性能至关重要。

作文

The human body is an intricate system that relies on various components to function effectively. One of the critical elements in this system is the heart, which plays a vital role in maintaining blood flow throughout the body. Within the heart, there are several structures known as valves, and among them is the circulation valve. The term circulation valve refers to the valves that regulate blood flow between the chambers of the heart and into the major arteries. These valves ensure that blood flows in the correct direction and prevents any backflow, which can lead to serious health issues.Understanding the function of the circulation valve is essential for grasping how the cardiovascular system operates. There are four main valves in the heart: the tricuspid valve, the pulmonary valve, the mitral valve, and the aortic valve. Each of these valves has a specific role in the circulation process. For instance, the tricuspid valve controls blood flow from the right atrium to the right ventricle, while the pulmonary valve regulates blood flow from the right ventricle to the lungs for oxygenation.The mitral valve, on the other hand, allows blood to flow from the left atrium to the left ventricle, and the aortic valve is responsible for directing oxygen-rich blood from the left ventricle into the aorta and subsequently to the rest of the body. This coordinated effort ensures that blood is continuously circulated, delivering essential nutrients and oxygen to cells while removing waste products.When the circulation valve functions properly, it contributes to overall health and well-being. However, when these valves become damaged or diseased, they can lead to various cardiovascular problems. Conditions such as valve stenosis, where a valve becomes narrowed, or regurgitation, where a valve does not close properly, can significantly impact blood circulation. Symptoms may include fatigue, shortness of breath, and swelling in the legs or abdomen.Medical professionals often employ various diagnostic tools to assess the condition of the circulation valve. Techniques such as echocardiograms, which use sound waves to create images of the heart, allow doctors to visualize the valves and determine if they are functioning correctly. In some cases, patients may require medication to manage symptoms or surgical procedures to repair or replace damaged valves.In conclusion, the circulation valve is a fundamental component of the cardiovascular system, playing a crucial role in ensuring that blood circulates efficiently throughout the body. Understanding its function helps us appreciate the complexities of the heart and the importance of maintaining cardiovascular health. Regular check-ups and a healthy lifestyle can help prevent valve-related issues, allowing individuals to lead active and fulfilling lives. As we continue to explore the wonders of the human body, the significance of the circulation valve cannot be overstated, as it truly exemplifies the intricate design of our biological systems.

人体是一个复杂的系统，依赖于各种组件来有效运作。心脏是这个系统中的关键元素之一，它在维持全身血液循环方面发挥着重要作用。在心脏内，有几个被称为瓣膜的结构，其中之一就是循环瓣膜。术语循环瓣膜指的是调节血液在心脏各腔室之间以及进入主要动脉的瓣膜。这些瓣膜确保血液朝正确的方向流动，并防止任何回流，这可能导致严重的健康问题。理解循环瓣膜的功能对于掌握心血管系统的运作至关重要。心脏中有四个主要的瓣膜：三尖瓣、肺动脉瓣、二尖瓣和主动脉瓣。每个瓣膜在循环过程中都有特定的角色。例如，三尖瓣控制从右心房到右心室的血液流动，而肺动脉瓣则调节从右心室到肺部进行氧合的血液流动。另一方面，二尖瓣允许血液从左心房流入左心室，而主动脉瓣则负责将富含氧气的血液从左心室引导到主动脉，然后输送到全身。这个协调的努力确保血液持续循环，向细胞输送必需的营养和氧气，同时清除废物。当循环瓣膜正常运作时，它有助于整体健康和福祉。然而，当这些瓣膜受损或患病时，可能会导致各种心血管问题。瓣膜狭窄（即瓣膜变窄）或反流（即瓣膜无法正常关闭）等情况，可能会显著影响血液循环。症状可能包括疲劳、呼吸急促以及腿部或腹部肿胀。医疗专业人员通常使用各种诊断工具来评估循环瓣膜的状况。超声心动图等技术利用声波生成心脏图像，使医生能够可视化瓣膜并确定其是否正常运作。在某些情况下，患者可能需要药物来管理症状，或者进行手术以修复或更换受损的瓣膜。总之，循环瓣膜是心血管系统的基本组成部分，在确保血液有效循环到全身方面发挥着至关重要的作用。理解其功能有助于我们欣赏心脏的复杂性及维持心血管健康的重要性。定期检查和健康的生活方式可以帮助预防与瓣膜相关的问题，使个人能够过上积极而充实的生活。随着我们继续探索人体的奇迹，循环瓣膜的重要性不容小觑，因为它真正体现了我们生物系统的复杂设计。