gravity arch dam

简明释义

重力拱坝

英英释义

例句

1.The gravity arch dam 重力拱坝 harnesses the power of the river for hydroelectric energy.

这座重力拱坝 gravity arch dam利用河流的力量发电。

2.During the design phase, the team focused on the efficiency of the gravity arch dam 重力拱坝 structure.

在设计阶段，团队专注于重力拱坝 gravity arch dam结构的效率。

3.Engineers must carefully calculate the load on the gravity arch dam 重力拱坝 to ensure its stability.

工程师必须仔细计算重力拱坝 gravity arch dam上的负载，以确保其稳定性。

4.The construction of the gravity arch dam 重力拱坝 was completed ahead of schedule.

这座重力拱坝 gravity arch dam的建设提前完成。

5.A well-designed gravity arch dam 重力拱坝 can withstand significant water pressure.

设计良好的重力拱坝 gravity arch dam可以承受显著的水压。

作文

The construction of dams has been a significant engineering achievement that allows us to harness the power of water for various purposes, including hydroelectric power generation, irrigation, and flood control. Among the different types of dams, the gravity arch dam is particularly noteworthy due to its unique design and structural advantages. A gravity arch dam combines the principles of gravity and arch support to create a robust structure capable of withstanding immense water pressure. This type of dam is typically made from concrete and is designed to transfer the weight of the water it holds directly to the foundation rock behind it. One of the primary benefits of a gravity arch dam is its ability to efficiently resist the lateral forces exerted by the water. The arch shape of the dam helps distribute these forces along its curved surface, allowing it to channel the water pressure into the foundation. This design not only enhances the stability of the dam but also reduces the amount of material needed for construction compared to traditional gravity dams, which rely solely on their weight to hold back water. The construction of a gravity arch dam involves careful planning and execution. Engineers must assess the geological conditions of the site to ensure that the foundation can adequately support the weight of the dam and the water it will hold. Additionally, the curvature of the dam must be calculated precisely to maximize its structural integrity. Once constructed, a gravity arch dam can provide long-lasting benefits to the surrounding area, including improved water management and recreational opportunities such as fishing and boating. In terms of environmental impact, gravity arch dams can have both positive and negative effects. On one hand, they can help regulate river flow, reducing the risk of flooding downstream and providing a reliable water supply for agricultural and urban areas. On the other hand, the creation of a reservoir behind the dam can disrupt local ecosystems, displacing wildlife and altering habitats. Therefore, it is crucial for engineers and environmentalists to work together to minimize these impacts during the planning and construction phases. In conclusion, the gravity arch dam represents a remarkable fusion of engineering principles that allows us to effectively manage our water resources. Its innovative design not only provides structural stability but also offers numerous benefits to communities and the environment. As we continue to face challenges related to water scarcity and climate change, the role of gravity arch dams in sustainable water management will likely become increasingly important. By understanding and appreciating the complexities of this type of dam, we can better advocate for responsible development practices that balance human needs with environmental stewardship.

大坝的建设是一个重要的工程成就，使我们能够利用水的力量来实现各种目的，包括水电发电、灌溉和防洪。在不同类型的大坝中，重力拱坝因其独特的设计和结构优势而特别引人注目。重力拱坝结合了重力和拱形支撑的原理，创造出一种能够承受巨大水压的坚固结构。这种类型的大坝通常由混凝土制成，旨在将其所蓄水的重量直接转移到后面的基础岩石上。重力拱坝的主要好处之一是其有效抵抗水施加的横向力的能力。大坝的拱形设计有助于沿其曲面分配这些力量，使其能够将水压力引导到基础上。这种设计不仅增强了大坝的稳定性，还减少了与传统重力坝相比，建设所需材料的数量，后者仅依靠自身的重量来抵挡水流。重力拱坝的建设涉及仔细的规划和执行。工程师必须评估现场的地质条件，以确保基础能够充分支持大坝及其所蓄水的重量。此外，大坝的曲率必须精确计算，以最大限度地提高其结构完整性。一旦建成，重力拱坝可以为周边地区提供持久的好处，包括改善水管理和休闲机会，如钓鱼和划船。在环境影响方面，重力拱坝可能会产生积极和消极的效果。一方面，它们可以帮助调节河流流量，降低下游洪水风险，并为农业和城市地区提供可靠的水源。另一方面，大坝后方水库的创建可能会破坏当地生态系统，导致野生动物迁移和栖息地改变。因此，在规划和建设阶段，工程师和环保人士必须共同努力，尽量减少这些影响。总之，重力拱坝代表了工程原理的卓越融合，使我们能够有效管理水资源。其创新设计不仅提供了结构稳定性，还为社区和环境带来了众多好处。随着我们继续面临与水资源短缺和气候变化相关的挑战，重力拱坝在可持续水管理中的作用可能会变得越来越重要。通过理解和欣赏这种类型大坝的复杂性，我们可以更好地倡导负责任的发展实践，以平衡人类需求与环境保护。