minor diameter fit of spline

例句：

1. 1. The new design of the car has a minor diameter fit that makes it more comfortable to drive.
   这款新车的设计理念是小直径配合，使得驾驶更加舒适。
2. 2. The engineer used a minor diameter fit to make the screw stronger and more durable.
   工程师使用小直径配合来使螺丝更坚固耐用。
3. 3.The small diameter fit of the gearbox allows for smoother operation and reduces noise.
   齿轮箱的小直径配合使得操作更加顺畅，降低了噪音。