longitudinal dike

简明释义

顺坝

英英释义

例句

1.Engineers are designing a new longitudinal dike 纵向堤坝 to protect the coastal town from storm surges.

工程师正在设计一座新的纵向堤坝以保护沿海城镇免受风暴潮的侵袭。

2.The city council approved funding for the maintenance of the longitudinal dike 纵向堤坝 system.

市议会批准了对纵向堤坝系统维护的资金支持。

3.The construction of the longitudinal dike 纵向堤坝 along the riverbank significantly reduced flooding risks.

沿河岸建造的纵向堤坝显著降低了洪水风险。

4.The old longitudinal dike 纵向堤坝 needs repairs after years of erosion.

经过多年的侵蚀，旧的纵向堤坝需要修复。

5.Farmers rely on the longitudinal dike 纵向堤坝 to manage irrigation in their fields.

农民依靠纵向堤坝来管理他们田地的灌溉。

作文

The concept of a longitudinal dike is essential in the field of civil engineering and environmental management. A longitudinal dike (纵向堤坝) is a type of embankment structure that runs parallel to a river, coastline, or other bodies of water. Its primary purpose is to protect the land from flooding and erosion, ensuring that surrounding areas remain safe and habitable. This essay will explore the significance, construction, and environmental implications of longitudinal dikes.First and foremost, longitudinal dikes play a crucial role in flood control. In many regions, heavy rainfall or storm surges can lead to significant water level rises, threatening nearby communities. By constructing a longitudinal dike, engineers can create a barrier that prevents floodwaters from encroaching on populated areas. This protective measure not only saves lives but also minimizes economic losses caused by flooding. For instance, in the Netherlands, an extensive system of longitudinal dikes has been instrumental in managing the country’s water levels, allowing it to thrive despite being below sea level.The construction of a longitudinal dike involves careful planning and execution. Engineers must consider various factors such as soil composition, water flow patterns, and potential environmental impacts. Typically, these dikes are made from materials like earth, rock, or concrete, which are selected based on their ability to withstand water pressure and erosion. Moreover, the height and width of a longitudinal dike must be designed to accommodate expected water levels during severe weather events. The construction process often requires collaboration among civil engineers, environmental scientists, and local authorities to ensure that the dike meets safety standards while minimizing ecological disruption.In addition to their protective functions, longitudinal dikes can also have significant environmental implications. While they serve to protect human settlements, they may alter natural habitats and disrupt ecosystems. For example, the presence of a longitudinal dike can change the flow of water, affecting fish migration patterns and the health of wetland areas. Therefore, it is essential to conduct thorough environmental assessments before the construction of such structures. Mitigation strategies, such as creating fish passages or restoring nearby habitats, can help alleviate some of the negative impacts associated with longitudinal dikes.Furthermore, the maintenance of longitudinal dikes is critical for their long-term effectiveness. Over time, erosion and sedimentation can compromise the integrity of the dike, making regular inspections and repairs necessary. Local governments and communities must collaborate to ensure that these structures remain functional and effective in protecting against floods. Community engagement is vital, as residents can provide valuable insights into local water patterns and potential risks.In conclusion, longitudinal dikes are invaluable structures that provide essential protection against flooding and erosion. Their construction requires careful planning and consideration of environmental impacts, while their maintenance is crucial for ensuring their effectiveness. As climate change continues to pose challenges related to rising sea levels and extreme weather events, the role of longitudinal dikes will likely become even more significant. By understanding and investing in these structures, we can better protect our communities and the environment for future generations.

纵向堤坝的概念在土木工程和环境管理领域至关重要。longitudinal dike（纵向堤坝）是一种沿河流、海岸线或其他水体平行延伸的堤坝结构。其主要目的是保护土地免受洪水和侵蚀，确保周围地区保持安全和可居住。本文将探讨longitudinal dikes的重要性、建设和环境影响。首先，longitudinal dikes在防洪中发挥着关键作用。在许多地区，强降雨或风暴潮可能导致水位显著上升，威胁到附近社区。通过建造longitudinal dike，工程师可以创建一个屏障，防止洪水侵入人口稠密地区。这一保护措施不仅挽救生命，而且减少洪水造成的经济损失。例如，在荷兰，一个广泛的longitudinal dikes系统在管理该国水位方面发挥了重要作用，使其能够在低于海平面的情况下繁荣发展。Longitudinal dikes的建设涉及仔细的规划和执行。工程师必须考虑各种因素，例如土壤成分、水流模式和潜在的环境影响。通常，这些堤坝由土、岩石或混凝土等材料制成，这些材料根据其抵御水压和侵蚀的能力进行选择。此外，longitudinal dike的高度和宽度必须设计以适应在严重天气事件期间预期的水位。建设过程通常需要土木工程师、环境科学家和地方当局之间的合作，以确保堤坝符合安全标准，同时尽量减少生态干扰。除了保护功能外，longitudinal dikes还可能具有显著的环境影响。虽然它们用于保护人类定居点，但可能会改变自然栖息地并干扰生态系统。例如，longitudinal dike的存在可能会改变水流，影响鱼类迁徙模式和湿地区域的健康。因此，在建造此类结构之前，进行彻底的环境评估至关重要。缓解策略，如创建鱼类通道或恢复附近栖息地，可以帮助减轻与longitudinal dikes相关的一些负面影响。此外，longitudinal dikes的维护对于其长期有效性至关重要。随着时间的推移，侵蚀和沉积物可能会削弱堤坝的完整性，因此定期检查和修理是必要的。地方政府和社区必须合作，以确保这些结构保持功能性，并有效防止洪水。社区参与至关重要，因为居民可以提供有关当地水文模式和潜在风险的宝贵见解。总之，longitudinal dikes是提供防洪和防侵蚀必不可少的结构。其建设需要仔细规划和对环境影响的考虑，而其维护对于确保其有效性至关重要。随着气候变化继续对海平面上升和极端天气事件带来挑战，longitudinal dikes的作用可能变得更加重要。通过理解和投资这些结构，我们可以更好地保护我们的社区和环境，为未来几代人创造安全的生活条件。