fissile material

简明释义

可裂变物质

英英释义

例句

1.Research on alternative sources of energy aims to reduce reliance on fissile material.

对替代能源的研究旨在减少对可裂变材料的依赖。

2.The nuclear reactor requires a steady supply of fissile material for its operation.

核反应堆需要稳定供应的可裂变材料以维持运行。

3.The safe storage of fissile material is crucial to prevent accidents.

安全存储可裂变材料对于防止事故至关重要。

4.Countries are often concerned about the proliferation of fissile material for nuclear weapons.

各国通常对核武器的可裂变材料扩散感到担忧。

5.The disposal of spent fissile material poses significant environmental challenges.

处理废弃的可裂变材料带来了显著的环境挑战。

作文

The term fissile material refers to substances that are capable of sustaining a nuclear fission chain reaction. These materials are essential in the field of nuclear energy and weapons, as they can release vast amounts of energy when their atomic nuclei are split. Common examples of fissile material include uranium-235 and plutonium-239. Understanding the properties and implications of these materials is crucial for both energy production and national security.Nuclear energy has been a topic of great interest since the mid-20th century, when it was first harnessed for power generation. The ability to use fissile material to produce energy has led to the development of nuclear power plants, which provide a significant portion of electricity in many countries. The process involves the controlled fission of fissile material, where neutrons collide with the nuclei of the atoms, causing them to split and release energy in the form of heat. This heat is then used to generate steam, which drives turbines to produce electricity.However, the use of fissile material is not without its challenges. The potential for nuclear accidents, such as the Chernobyl disaster and the Fukushima Daiichi incident, has raised concerns about the safety of nuclear power. Moreover, the proliferation of fissile material for military purposes poses a significant threat to global security. Countries with access to these materials can develop nuclear weapons, leading to geopolitical tensions and arms races.To mitigate these risks, international treaties and agreements have been established to regulate the use and distribution of fissile material. The Treaty on the Non-Proliferation of Nuclear Weapons (NPT) is one such agreement aimed at preventing the spread of nuclear weapons and promoting peaceful uses of nuclear energy. Under this treaty, signatory countries commit to limiting their nuclear arsenals and allowing inspections to ensure compliance.In addition to regulatory measures, advancements in technology have also played a role in managing fissile material. Innovations in reactor design, waste management, and decommissioning processes contribute to safer and more efficient use of nuclear energy. For instance, new types of reactors, such as fast breeder reactors, are being developed to utilize fissile material more efficiently and reduce the amount of nuclear waste produced.Public perception of nuclear energy and fissile material is another important aspect to consider. While some view nuclear power as a clean and efficient energy source that can help combat climate change, others remain wary due to safety concerns and the potential for catastrophic accidents. Education and transparent communication about the benefits and risks associated with fissile material are vital in shaping public opinion and policy decisions.In conclusion, fissile material plays a pivotal role in both the energy sector and global security. As we continue to explore the potential of nuclear energy, it is imperative to address the associated risks and challenges. By implementing stringent regulations, advancing technology, and fostering public understanding, we can harness the power of fissile material responsibly and sustainably. The future of nuclear energy lies in our ability to balance its benefits with the necessity of ensuring safety and security for all.

“可裂变材料”一词指的是能够维持核裂变链反应的物质。这些材料在核能和武器领域至关重要，因为它们在原子核被分裂时可以释放出巨大的能量。常见的“可裂变材料”包括铀-235和钚-239。理解这些材料的性质及其影响对能源生产和国家安全至关重要。自20世纪中叶以来，核能一直是一个备受关注的话题，当时它首次被用于发电。利用“可裂变材料”产生能量的能力导致了核电站的发展，这些电站在许多国家提供了相当一部分电力。这个过程涉及对“可裂变材料”的控制裂变，其中中子与原子核碰撞，导致其分裂并以热能的形式释放出能量。这种热能随后用于产生蒸汽，驱动涡轮机发电。然而，使用“可裂变材料”并非没有挑战。核事故的潜在风险，如切尔诺贝利灾难和福岛第一核电站事件，引发了人们对核电安全性的担忧。此外，“可裂变材料”的军事用途的扩散对全球安全构成了重大威胁。拥有这些材料的国家可以发展核武器，导致地缘政治紧张局势和军备竞赛。为了减轻这些风险，国际条约和协议已被建立，以规范“可裂变材料”的使用和分配。《不扩散核武器条约》（NPT）就是旨在防止核武器扩散并促进核能和平利用的一项协议。在该条约下，签署国承诺限制其核武库并允许检查以确保合规。除了监管措施外，技术进步也在管理“可裂变材料”方面发挥了作用。反应堆设计、废物管理和退役过程的创新有助于更安全、更高效地使用核能。例如，新型反应堆，如快中子增殖反应堆，正在开发中，以更有效地利用“可裂变材料”并减少核废料的产生。公众对核能和“可裂变材料”的看法也是一个重要方面。虽然一些人将核电视为一种清洁和高效的能源来源，能够帮助应对气候变化，但其他人由于安全问题和潜在的灾难性事故而保持警惕。关于“可裂变材料”的益处和风险的教育和透明沟通对于塑造公众舆论和政策决策至关重要。总之，“可裂变材料”在能源部门和全球安全中扮演着关键角色。随着我们继续探索核能的潜力，必须解决相关的风险和挑战。通过实施严格的监管、推进技术和促进公众理解，我们可以负责任和可持续地利用“可裂变材料”的力量。核能的未来在于我们平衡其好处与确保所有人安全和保障的必要性。