radiation dosage

简明释义

辐射剂量

英英释义

例句

1.The technician adjusted the machine to deliver a lower radiation dosage for the pediatric patient.

技术员调整机器，以便为儿童患者提供较低的辐射剂量。

2.Patients undergoing X-rays should be aware of the radiation dosage they are exposed to.

接受X光检查的患者应该了解他们所暴露的辐射剂量。

3.The doctor explained that the radiation dosage in this treatment is carefully calculated to minimize side effects.

医生解释说，这种治疗中的辐射剂量经过精心计算，以尽量减少副作用。

4.New technologies are being developed to reduce radiation dosage without compromising image quality.

正在开发新技术，以减少辐射剂量而不影响图像质量。

5.Monitoring the radiation dosage is crucial in ensuring patient safety during cancer treatments.

在癌症治疗过程中，监测辐射剂量对确保患者安全至关重要。

作文

Understanding the concept of radiation dosage is crucial in various fields, particularly in medicine and environmental science. In medical imaging, such as X-rays or CT scans, patients are exposed to a certain level of radiation that is necessary for obtaining clear images of the internal structures of the body. The amount of radiation a patient receives is measured in units called grays (Gy) or sieverts (Sv), which quantify the energy deposited in tissues. It is essential for healthcare professionals to balance the need for diagnostic information with the potential risks associated with exposure to radiation. Therefore, determining the appropriate radiation dosage is vital to minimize health risks while ensuring accurate diagnosis.In addition to medical applications, radiation dosage also plays a significant role in radiation therapy for cancer treatment. Patients undergoing radiation therapy receive targeted doses of radiation aimed at destroying cancer cells while sparing surrounding healthy tissue. The planning of radiation dosage in this context is highly sophisticated, involving advanced technologies and careful calculations to maximize the effectiveness of the treatment while minimizing side effects. Oncologists must consider various factors, including the type of cancer, its location, and the patient's overall health, to determine the most effective radiation dosage for each individual.Moreover, understanding radiation dosage is not limited to clinical settings; it is also important in assessing environmental exposure to radiation. For instance, individuals living near nuclear power plants or areas affected by nuclear accidents may be exposed to background radiation. Monitoring the radiation dosage in these environments helps ensure public safety and can guide regulatory policies. Organizations like the Environmental Protection Agency (EPA) and the World Health Organization (WHO) establish guidelines for acceptable levels of radiation exposure, emphasizing the importance of keeping radiation dosage within safe limits to protect human health and the environment.The implications of radiation dosage extend beyond immediate health concerns. Research continues to explore the long-term effects of radiation exposure, including the potential for developing conditions such as cancer. Epidemiological studies often assess the correlation between cumulative radiation dosage over time and health outcomes in populations exposed to various sources of radiation, such as medical procedures or environmental contaminants. Understanding these relationships is essential for developing effective public health strategies and informing individuals about the risks associated with different levels of exposure.In conclusion, the concept of radiation dosage is multifaceted, encompassing medical, environmental, and public health perspectives. Whether it is in the context of diagnostic imaging, cancer treatment, or environmental safety, understanding and managing radiation dosage is critical for protecting health and ensuring the safe use of radiation in our society. As technology advances and our understanding of radiation improves, ongoing education and awareness about radiation dosage will remain essential for both professionals and the general public alike.

理解辐射剂量的概念在多个领域中至关重要，尤其是在医学和环境科学中。在医学成像中，如X光或CT扫描，患者会暴露于一定水平的辐射中，这对于获得清晰的体内结构图像是必要的。患者接受的辐射量以灰（Gy）或西弗（Sv）为单位测量，这些单位量化了沉积在组织中的能量。医疗专业人员必须平衡获取诊断信息的需求与暴露于辐射相关的潜在风险。因此，确定适当的辐射剂量对于最小化健康风险同时确保准确诊断至关重要。除了医学应用，辐射剂量在癌症治疗的放射治疗中也发挥着重要作用。接受放射治疗的患者会接受针对癌细胞的辐射剂量，同时保护周围的健康组织。在这种情况下，辐射剂量的规划高度复杂，涉及先进的技术和精确的计算，以最大限度地提高治疗的有效性，同时减少副作用。肿瘤学家必须考虑多种因素，包括癌症类型、位置和患者的整体健康状况，以确定每个个体最有效的辐射剂量。此外，理解辐射剂量不仅限于临床环境；它在评估辐射的环境暴露中也很重要。例如，居住在核电站附近或受到核事故影响的地区的个人可能会接触到背景辐射。监测这些环境中的辐射剂量有助于确保公众安全，并可以指导监管政策。环保局（EPA）和世界卫生组织（WHO）等组织制定了可接受辐射暴露水平的指南，强调保持辐射剂量在安全限度内的重要性，以保护人类健康和环境。辐射剂量的影响超出了直接的健康关注。研究持续探索辐射暴露的长期影响，包括发展癌症等疾病的潜力。流行病学研究通常评估随着时间推移的累积辐射剂量与暴露于各种辐射源（如医学程序或环境污染物）的人群健康结果之间的相关性。理解这些关系对于制定有效的公共卫生策略和告知个人不同暴露水平相关的风险至关重要。总之，辐射剂量的概念是多方面的，涵盖医学、环境和公共卫生的视角。无论是在诊断成像、癌症治疗还是环境安全的背景下，理解和管理辐射剂量对于保护健康和确保我们社会中辐射的安全使用至关重要。随着技术的进步和我们对辐射的理解的改善，关于辐射剂量的持续教育和意识将对专业人士和公众而言仍然至关重要。