main bearing cap

简明释义

主轴承盖

英英释义

例句

1.If the main bearing cap 主轴承盖 is not installed correctly, it can lead to severe engine damage.

如果主轴承盖 main bearing cap 没有正确安装，可能会导致严重的发动机损坏。

2.The torque specifications for the main bearing cap 主轴承盖 are critical for engine performance.

对于主轴承盖 main bearing cap 的扭矩规格对发动机性能至关重要。

3.We need to check the oil clearance between the crankshaft and the main bearing cap 主轴承盖.

我们需要检查曲轴与主轴承盖 main bearing cap 之间的油隙。

4.The mechanic inspected the engine and found that the main bearing cap 主轴承盖 was cracked.

机械师检查了发动机，发现主轴承盖 main bearing cap 裂开了。

5.During the rebuild, we had to replace the main bearing cap 主轴承盖 to ensure proper alignment.

在重建过程中，我们必须更换主轴承盖 main bearing cap 以确保正确对齐。

作文

The engine is often referred to as the heart of a vehicle, and within this complex machine, various components work together to ensure smooth operation. One critical part of the engine is the main bearing cap, which plays a vital role in maintaining the structural integrity of the engine block. The main bearing cap (主轴承盖) is a metal component that supports the main bearings, which are essential for the rotation of the crankshaft. Without these caps, the bearings would not be securely held in place, leading to potential engine failure. When an engine is assembled, the main bearing cap (主轴承盖) is bolted onto the engine block, creating a tight seal that helps to contain the oil necessary for lubrication. This lubrication is crucial, as it reduces friction between moving parts, thereby preventing overheating and excessive wear. If the main bearing cap (主轴承盖) were to fail or become loose, it could result in catastrophic damage to the engine, including the possibility of a complete seizure.In addition to its primary function of supporting the main bearings, the main bearing cap (主轴承盖) also contributes to the overall alignment of the crankshaft. Proper alignment is essential for the efficient operation of the engine, as misalignment can lead to uneven wear on the bearings and other components. Engineers must carefully design and manufacture these caps to ensure they fit perfectly and maintain the necessary tolerances.The materials used for main bearing caps (主轴承盖) are typically high-strength alloys that can withstand the immense pressures and temperatures generated within an engine. Over time, however, even the best materials can degrade due to wear and tear. Regular maintenance and inspection of the engine can help identify any issues with the main bearing cap (主轴承盖) before they lead to major problems.Another important aspect to consider is the torque specifications when installing the main bearing cap (主轴承盖). Each engine design has specific requirements for how tightly these caps should be fastened. Over-torquing can cause deformation of the cap or the block, while under-torquing may lead to loosening during operation. Therefore, mechanics must follow the manufacturer's guidelines carefully to ensure optimal performance.In conclusion, the main bearing cap (主轴承盖) is an integral component of an engine that ensures the proper functioning of the main bearings and the crankshaft. Its role in maintaining alignment, providing support, and containing lubrication is crucial for the longevity and efficiency of the engine. Understanding the importance of the main bearing cap (主轴承盖) helps both automotive enthusiasts and professionals appreciate the complexities involved in engine design and maintenance.