Research on the usability evaluation technology of professional software interface for specific user

Operation of professional software requires the operator mastering knowledge of profession and experiences. In order to reduce the requirements to users, the software interface needs a better human-computer interactive interface. After surveying on the process of interface design of software, evaluation index and common evaluation methods, we design a survey to investigate users' satisfaction index when users operate the software. Then analyse reliability and validity of the survey. And finally evaluate the interface usability of a profession software.