Type of Interface mass flow web site html file Valve Tank mn (URL) Browser data momentum trigger Rocket Payload Motion Alarm F△t Sensor command Heat flux Heat NPR News Exchanger Air Radio Listener ( cognitive Electrical power flux feelings Solar Cell Patient Psycho- Battery UI affective therapist CLGO System Engineering by J.J.Gao 12+ - System Engineering by J. J. Gao 12 Type of Interface