换锁的注意事项
Precautions for changing locks
随着锁具的广泛使用，换锁已经和人们的居家生活、工作息息相关。很多人多曾经有过换锁的经历。换锁需要注意的的事项：1、简单的锁具，大多数人可以自己换上去。但锁的类型或型号要大体一致。购买新锁时一定要弄清旧锁的特征、品牌或型号。2、有些复杂的锁具，一定要有相关的专业知识才能换锁。
With the wide use of locks, changing locks has been closely related to people's home life and work. Many people have had the experience of changing locks. What should be paid attention to when changing locks: 1. Simple locks, most people can change them by themselves. But the type or model of lock should be basically the same. When buying a new lock, be sure to know the characteristics, brand or model of the old lock. 2. Some complex locks must have relevant professional knowledge to change locks.