The instantiation follows the pattern: create an empty business component, fill it with data, and then activate it.
实例化遵循这种模式：创建一个空业务组件，填入数据，然后激活它。
2
When a business component is instantiated, it is first created and afterwards activated. These phases are reflected in the Lifecycle interface methods create and activate.
当一个业务组件被实例化时，首先要创建它，然后激活。
3
Activate is at the end of the instantiation phase in order to activate the business component for usage.