radioactive concentration

简明释义

放射性浓度

英英释义

例句

1.The nuclear facility reported a significant increase in radioactive concentration (放射性浓度) in the surrounding area.

核设施报告周围地区的放射性浓度（radioactive concentration）显著增加。

2.Environmental scientists are studying the effects of high radioactive concentration (放射性浓度) on local wildlife.

环境科学家正在研究高放射性浓度（radioactive concentration）对当地野生动物的影响。

3.After the accident, the radioactive concentration (放射性浓度) in the soil was measured to assess contamination levels.

事故后，土壤中的放射性浓度（radioactive concentration）被测量以评估污染水平。

4.Regulatory agencies set limits on radioactive concentration (放射性浓度) in food products to ensure safety.

监管机构对食品中的放射性浓度（radioactive concentration）设定了限制以确保安全。

5.Monitoring the radioactive concentration (放射性浓度) in groundwater is crucial for public health.

监测地下水中的放射性浓度（radioactive concentration）对公众健康至关重要。

作文

Radioactive materials are substances that emit radiation in the form of particles or electromagnetic waves. These materials can be found in nature, such as uranium and radon, or can be produced artificially in laboratories. One important aspect of dealing with radioactive materials is understanding their radioactive concentration. This term refers to the amount of radioactive material present in a given volume or mass of a substance. The radioactive concentration is crucial for assessing the potential risks associated with exposure to radiation.In various fields, including medicine, environmental science, and nuclear energy, monitoring the radioactive concentration is essential. For instance, in medical applications, radioactive isotopes are used for diagnostic imaging and treatment. The effectiveness of these treatments often depends on the precise control of the radioactive concentration to ensure safety and efficacy. If the concentration is too high, it could lead to harmful side effects, while a concentration that is too low may not provide the desired therapeutic effect.Moreover, in environmental science, understanding the radioactive concentration in soil, water, and air is vital for public health. After nuclear accidents or during the disposal of nuclear waste, scientists monitor the radioactive concentration to assess contamination levels. This information helps in determining the safety of the environment and the need for remediation efforts. High concentrations of radioactive materials can pose significant health risks to living organisms, leading to increased cancer rates and other health issues.In the context of nuclear energy, the radioactive concentration within nuclear reactors must be carefully controlled. The fission process generates heat, which is used to produce electricity. However, if the concentration of radioactive fuel is too high, it can lead to overheating and, in extreme cases, a meltdown. Therefore, engineers and scientists continuously monitor and manage the radioactive concentration to maintain safe operating conditions.Understanding the radioactive concentration also involves knowledge of its measurement. Various techniques are employed to measure the concentration of radioactive isotopes in different environments. Geiger counters, scintillation counters, and mass spectrometry are some of the tools used to detect and quantify radioactive concentration. Each method has its advantages and limitations, depending on the type of radiation and the specific application.In conclusion, the concept of radioactive concentration is fundamental in many scientific and practical applications. Whether in medicine, environmental monitoring, or nuclear energy production, understanding and managing radioactive concentration is critical for ensuring safety and effectiveness. As technology advances, new methods for measuring and controlling radioactive concentration will continue to evolve, enhancing our ability to handle radioactive materials responsibly and safely.

放射性材料是指以粒子或电磁波的形式发出辐射的物质。这些材料可以在自然界中找到，例如铀和氡，也可以在实验室中人工生产。处理放射性材料的一个重要方面是理解它们的放射性浓度。这个术语指的是在给定体积或质量的物质中存在的放射性材料的数量。放射性浓度对于评估与辐射暴露相关的潜在风险至关重要。在医学、环境科学和核能等多个领域，监测放射性浓度是必不可少的。例如，在医学应用中，放射性同位素用于诊断成像和治疗。这些治疗的有效性通常取决于对放射性浓度的精确控制，以确保安全性和有效性。如果浓度过高，可能会导致有害的副作用，而浓度过低则可能无法提供所需的治疗效果。此外，在环境科学中，了解土壤、水和空气中的放射性浓度对于公众健康至关重要。在核事故后或在核废料处置过程中，科学家监测放射性浓度以评估污染水平。这些信息有助于确定环境的安全性以及是否需要修复工作。高浓度的放射性材料可能对生物体构成显著的健康风险，导致癌症率增加和其他健康问题。在核能的背景下，核反应堆内的放射性浓度必须得到严格控制。裂变过程产生的热量用于发电。然而，如果放射性燃料的浓度过高，可能会导致过热，极端情况下可能会发生熔毁。因此，工程师和科学家不断监测和管理放射性浓度以维持安全的操作条件。理解放射性浓度还涉及其测量知识。各种技术被用来测量不同环境中放射性同位素的浓度。盖革计数器、闪烁计数器和质谱法是一些用于检测和量化放射性浓度的工具。每种方法都有其优缺点，具体取决于辐射类型和特定应用。总之，放射性浓度的概念在许多科学和实际应用中是基础性的。无论是在医学、环境监测还是核能生产中，理解和管理放射性浓度对于确保安全和有效性至关重要。随着技术的进步，测量和控制放射性浓度的新方法将继续发展，提高我们负责任和安全地处理放射性材料的能力。