multiple V-belt

例句：

1. 1.The V-belt is a crucial component of the transmission system.
   V形带是传动系统的关键组成部分。
2. 2. The technicians carefully checked the V-belt for any signs of wear.
   技术人员仔细检查了V形带，以查看是否有磨损的迹象。
3. 3. The car's engine was running smoothly with the new V-belt installed.
   新的V形带安装后，汽车的发动机运行得非常顺畅。