新胎旧胎不配对，很难说谁大谁小。

来源: 于 2023-11-23 09:59:18 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

Balance is to make sure ONE tire touches the ground evenly.  

Alignment is to make sure all FOUR tires touch the ground evenly. 

They are two different types of service.