DEPARTURE control, a function of an approach control facility providing air traffic control service for departing IFR and, under certain conditions, VFR aircraft.
This could indeed be considered as a basis for defining where new intellectual property has been created, namely a significant departure of technology or function or customer group.
这确实可以被看作是定义在新的知识产权已经建立，即对技术或功能或客户群显着偏离的基础。
3
Theories of constructivism further identify idea, culture and knowledge as the point of departure and emphasize the function of beliefs.