cut-off key

简明释义

切断电键

英英释义

例句

1.The mechanic replaced the broken cut-off key to ensure the engine operates smoothly.

机械师更换了损坏的切断钥匙以确保发动机顺利运行。

2.In the event of an emergency, the cut-off key can quickly shut down the machine.

在紧急情况下，切断钥匙可以快速关闭机器。

3.The technician demonstrated how to use the cut-off key during the training session.

技术员在培训课程中演示了如何使用切断钥匙。

4.She couldn't start the vehicle because the cut-off key was missing.

她无法启动车辆，因为切断钥匙不见了。

5.Always keep a spare cut-off key in case of emergencies.

在紧急情况下，始终保留一个备用的切断钥匙。

作文

In the world of engineering and mechanics, precision is paramount. One of the essential components that ensure the smooth functioning of machinery is the cut-off key. A cut-off key is a small yet critical part used to connect rotating elements in various mechanical systems. It serves the purpose of transmitting torque between shafts and hubs, ensuring that these components work together seamlessly. Without such a component, machines would face inefficiencies, or worse, complete failure. The design of a cut-off key is typically simple, yet its role is complex. It is usually made of metal and is inserted into a slot cut into the shaft and the hub. This allows for a secure fit that can withstand the forces generated during operation. When a machine is in motion, the cut-off key ensures that the rotational force from the motor is effectively transferred to the driven component, such as a wheel or a conveyor belt. This connection is vital for the overall efficiency and performance of the machine.Moreover, the cut-off key plays a crucial role in preventing slippage between components. If the key were to fail, it could lead to significant issues, including misalignment and potential damage to the machinery. Therefore, engineers must carefully consider the material and dimensions of the cut-off key during the design process to ensure it can handle the expected loads and stresses.In addition to its mechanical function, the cut-off key also has implications in safety. Many machines operate under high speeds and pressures, and any failure in the connection could result in catastrophic outcomes. By using a properly designed cut-off key, manufacturers can enhance the safety of their equipment, reducing the risk of accidents and injuries in industrial settings.Furthermore, the maintenance of a cut-off key is an essential aspect of machinery upkeep. Regular inspections are necessary to ensure that the key is not worn down or damaged. If signs of wear are detected, it is crucial to replace the cut-off key promptly to maintain the integrity of the machine. Neglecting this small but vital component could lead to more extensive repairs and downtime, which can be costly for businesses.In conclusion, the cut-off key may seem like a minor element in the grand scheme of machinery, but its importance cannot be overstated. It is a fundamental part that ensures the efficient transfer of power, prevents slippage, and contributes to the overall safety of mechanical systems. Understanding the role of the cut-off key is vital for anyone involved in engineering or maintenance, as it highlights the intricate balance of components that allow machines to function effectively. As technology continues to advance, the design and application of the cut-off key will also evolve, but its core purpose will remain the same: to ensure that machines operate smoothly and safely.

在工程和机械的世界中，精确性至关重要。确保机器平稳运行的基本组件之一就是切断键。切断键是一个小而关键的部件，用于连接各种机械系统中的旋转元件。它的作用是传递轴与轮毂之间的扭矩，确保这些组件无缝协作。如果没有这样的组件，机器将面临效率低下，甚至完全失效的风险。切断键的设计通常简单，但其作用却很复杂。它通常由金属制成，插入到轴和轮毂上切割的槽中。这允许一个可以承受操作过程中产生的力的安全配合。当机器运转时，切断键确保来自电动机的旋转力有效地传递到驱动组件，例如轮子或输送带。这种连接对于机器的整体效率和性能至关重要。此外，切断键在防止组件间滑移方面也发挥着关键作用。如果键发生故障，可能会导致重大问题，包括对齐不当和潜在的机械损坏。因此，工程师在设计过程中必须仔细考虑切断键的材料和尺寸，以确保它能够承受预期的载荷和压力。除了其机械功能外，切断键在安全性方面也有重要意义。许多机器在高速和高压下运行，任何连接的故障都可能导致灾难性的后果。通过使用适当设计的切断键，制造商可以增强设备的安全性，降低工业环境中事故和伤害的风险。此外，切断键的维护是机器保养的重要方面。定期检查是必要的，以确保键没有磨损或损坏。如果发现磨损迹象，及时更换切断键以维持机器的完整性至关重要。忽视这个小但重要的组件可能导致更大范围的维修和停机，这对企业来说可能是昂贵的。总之，切断键在机械的宏观层面上似乎是一个微不足道的元素，但其重要性不容小觑。它是一个基本部件，确保动力的有效传递，防止滑移，并有助于机械系统的整体安全。理解切断键的作用对任何参与工程或维护的人来说都是至关重要的，因为它突显了允许机器有效运行的组件之间的微妙平衡。随着技术的不断进步，切断键的设计和应用也将不断发展，但其核心目的将保持不变：确保机器平稳、安全地运行。