sedimentation rate

简明释义

沉降速度

英英释义

例句

1.Increased sedimentation rate 沉降速率 may suggest chronic diseases such as rheumatoid arthritis.

增加的沉降速率 sedimentation rate可能暗示慢性疾病，如类风湿关节炎。

2.A high sedimentation rate 沉降速率 can indicate the presence of an infection in the body.

高的沉降速率 sedimentation rate可能表明体内存在感染。

3.The doctor ordered a blood test to check the sedimentation rate 沉降速率 for signs of inflammation.

医生要求进行血液检查，以检查沉降速率 sedimentation rate是否有炎症迹象。

4.Monitoring the sedimentation rate 沉降速率 can help assess the effectiveness of treatment for autoimmune diseases.

监测沉降速率 sedimentation rate可以帮助评估自身免疫疾病治疗的有效性。

5.Doctors often use the sedimentation rate 沉降速率 as a simple test to evaluate overall health.

医生通常使用沉降速率 sedimentation rate作为评估整体健康状况的简单测试。

作文

The concept of sedimentation rate, or "沉降速率", is essential in various fields, including geology, environmental science, and medicine. In simple terms, the sedimentation rate refers to the speed at which particles settle out of a fluid, typically measured in millimeters per year or similar units. This phenomenon can be observed in natural bodies of water such as rivers, lakes, and oceans, where sediment accumulates over time due to the force of gravity acting on suspended particles.In geology, understanding the sedimentation rate is crucial for reconstructing past environments and geological history. By analyzing sediment cores taken from the bottom of lakes or oceans, scientists can determine how quickly sediments have accumulated over time. This information helps geologists understand changes in climate, sea level, and even tectonic activity. For instance, a high sedimentation rate may indicate periods of increased erosion or volcanic activity, while a low rate could suggest stable conditions with minimal disturbance.In the field of environmental science, the sedimentation rate plays a significant role in assessing water quality and ecosystem health. Excessive sedimentation can lead to problems such as habitat destruction for aquatic organisms, reduced light penetration in water, and increased nutrient loading, which can cause algal blooms. Monitoring the sedimentation rate in rivers and streams allows environmental scientists to identify areas that may be suffering from erosion or pollution, enabling them to implement conservation measures.Moreover, in medicine, the term sedimentation rate is often associated with a specific blood test known as the erythrocyte sedimentation rate (ESR). This test measures how quickly red blood cells settle at the bottom of a test tube over a specified period, usually one hour. A higher than normal sedimentation rate can indicate inflammation in the body, which may be caused by various conditions, including infections, autoimmune diseases, or cancers. Therefore, understanding the sedimentation rate in this context becomes vital for diagnosing and monitoring patients’ health.To summarize, the sedimentation rate is a multifaceted concept that spans across different scientific disciplines. Whether it is used to study geological formations, assess environmental impacts, or evaluate medical conditions, the sedimentation rate provides valuable insights into the processes that shape our world and affect our health. As we continue to explore and understand the implications of the sedimentation rate, it is clear that this measurement is not just a number; it represents a complex interplay of natural forces and human influences that warrant our attention and action. By recognizing the importance of the sedimentation rate, we can make informed decisions that promote sustainability and improve our well-being.

“沉降速率”这一概念在地质学、环境科学和医学等多个领域中至关重要。简单来说，“沉降速率”指的是颗粒从液体中沉降的速度，通常以每年毫米或类似单位进行测量。这一现象可以在自然水体中观察到，如河流、湖泊和海洋，随着时间的推移，沉积物因重力作用而积累。在地质学中，理解“沉降速率”对于重建过去的环境和地质历史至关重要。通过分析取自湖泊或海洋底部的沉积物核心，科学家可以确定沉积物在时间上积累的速度。这些信息帮助地质学家了解气候、海平面甚至构造活动的变化。例如，高“沉降速率”可能表明侵蚀或火山活动增加的时期，而低速率则可能表明条件稳定，干扰最小。在环境科学领域，“沉降速率”在评估水质和生态系统健康方面发挥着重要作用。过度沉降可能导致如水生生物栖息地破坏、光透过率降低以及营养物质负荷增加等问题，从而引发藻类繁殖。监测河流和溪流中的“沉降速率”使环境科学家能够识别可能受到侵蚀或污染影响的区域，从而实施保护措施。此外，在医学中，“沉降速率”一词通常与一种特定的血液检测相关，即红细胞沉降率（ESR）。该测试测量红细胞在试管底部沉降的速度，通常在指定的时间内，通常为一小时。高于正常的“沉降速率”可能表明体内存在炎症，这可能由多种疾病引起，包括感染、自身免疫疾病或癌症。因此，在这种情况下理解“沉降速率”对诊断和监测患者健康至关重要。总之，“沉降速率”是一个跨越不同科学学科的多面向概念。无论是在研究地质构造、评估环境影响还是评估医疗状况时，“沉降速率”都提供了关于塑造我们世界和影响我们健康的过程的重要见解。随着我们继续探索和理解“沉降速率”的影响，显然这一测量不仅仅是一个数字；它代表了一种自然力量和人类影响之间复杂的相互作用，值得我们关注和行动。通过认识到“沉降速率”的重要性，我们可以做出明智的决策，促进可持续发展，改善我们的福祉。