办理登记手续

例句：

1. 1.The government requires all businesses to register their products with the authorities.
   政府要求所有企业向当局注册其产品。
2. 2. Before you can register your car, you need to complete a few forms.
   在你能够注册你的车之前，你需要完成几个表格。
3. 3. The company has been registered in this city for over 20 years.
   该公司已在这座城市注册超过20年。