cross head

简明释义

十字头小标题

英英释义

例句

1.The cross head on this bolt is stripped, making it difficult to remove.

这个螺栓的十字头已经被磨损，导致难以拆卸。

2.The technician replaced the worn-out cross head in the machine to ensure proper functioning.

技术人员更换了机器中磨损的十字头以确保正常运转。

3.When assembling the furniture, make sure to use a cross head screwdriver for the screws.

组装家具时，确保使用十字头螺丝刀来拧紧螺丝。

4.The cross head design of the screw allows for better grip and torque application.

这种螺丝的十字头设计可以提供更好的抓握力和扭矩施加。

5.He struggled to find the right cross head bit for his electric screwdriver.

他很难找到适合电动螺丝刀的十字头位。

作文

In the world of engineering and construction, the term cross head refers to a crucial component often found in various machines and structures. A cross head is typically a part of a mechanism that connects two different components, allowing for the transfer of motion or force. This term is commonly used in the context of steam engines, where the cross head serves to convert the linear motion of the piston into rotational motion of the crankshaft. Understanding the function and importance of the cross head can provide valuable insights into how machines operate efficiently.The design of a cross head is integral to the overall performance of the machinery. For instance, in a steam engine, the cross head must be able to withstand high levels of stress and pressure while maintaining precision in its movement. This requires careful engineering and selection of materials that can endure the harsh conditions within the engine. The efficiency of a steam engine largely depends on the reliability of its cross head, as any malfunction can lead to significant performance issues or even catastrophic failures.Moreover, the cross head plays a vital role in reducing friction between moving parts. It acts as a guide, ensuring that the piston moves smoothly within the cylinder. By minimizing friction, the cross head not only enhances the efficiency of the engine but also prolongs the lifespan of the components involved. Engineers must pay close attention to the design and maintenance of the cross head to ensure optimal performance over time.In addition to steam engines, the concept of a cross head can also be applied in various other fields. For example, in the construction industry, a cross head may refer to a structural element that helps distribute loads across beams and columns. This application is essential for ensuring the stability and safety of buildings and bridges. Understanding the role of the cross head in these contexts highlights its versatility and importance across different engineering disciplines.Furthermore, advancements in technology have led to the development of more sophisticated cross head designs. Modern materials and computer-aided design (CAD) software enable engineers to create cross heads that are lighter, stronger, and more efficient than ever before. These innovations not only improve the performance of machines but also contribute to sustainability by reducing material waste and energy consumption.In conclusion, the term cross head encompasses a wide range of applications and significance in engineering and construction. Whether in a steam engine or a structural framework, the cross head is a vital component that facilitates movement, reduces friction, and ensures the integrity of various systems. As technology continues to evolve, the role of the cross head will undoubtedly adapt, paving the way for more efficient and reliable machinery in the future. Understanding the intricacies of the cross head allows us to appreciate the complexity of engineering and the importance of each component in the larger system.

在工程和建筑的世界中，术语cross head指的是通常在各种机器和结构中发现的一个关键组件。cross head通常是机制的一部分，连接两个不同的组件，允许运动或力量的传递。这个术语通常用于蒸汽机的上下文中，其中cross head用于将活塞的线性运动转换为曲轴的旋转运动。理解cross head的功能和重要性可以提供关于机器如何高效运作的宝贵见解。cross head的设计对于机器的整体性能至关重要。例如，在蒸汽机中，cross head必须能够承受高压力和应力，同时保持运动的精确性。这需要仔细的工程设计和材料选择，以承受发动机内部的恶劣条件。蒸汽机的效率在很大程度上取决于其cross head的可靠性，因为任何故障都可能导致显著的性能问题甚至灾难性的故障。此外，cross head在减少移动部件之间的摩擦方面发挥着重要作用。它充当导向，确保活塞在气缸内平稳移动。通过最小化摩擦，cross head不仅提高了发动机的效率，还延长了相关组件的使用寿命。工程师必须密切关注cross head的设计和维护，以确保其长期的最佳性能。除了蒸汽机，cross head的概念也可以应用于其他多个领域。例如，在建筑行业中，cross head可能指的是帮助分配梁和柱之间负载的结构元素。这一应用对于确保建筑物和桥梁的稳定性和安全性至关重要。理解cross head在这些背景下的作用突显了其在不同工程学科中的多样性和重要性。此外，技术的进步导致更复杂的cross head设计的发展。现代材料和计算机辅助设计（CAD）软件使工程师能够创造出比以往更轻、更强、效率更高的cross head。这些创新不仅提高了机器的性能，还有助于可持续发展，减少材料浪费和能源消耗。总之，术语cross head涵盖了工程和建筑中广泛的应用和意义。无论是在蒸汽机还是结构框架中，cross head都是一个至关重要的组件，促进运动、减少摩擦并确保各种系统的完整性。随着技术的不断发展，cross head的角色无疑会适应，为未来更高效、可靠的机器铺平道路。理解cross head的复杂性使我们能够欣赏工程的复杂性以及每个组件在更大系统中的重要性。