Mine risk factors have been identified, and based on the theory of the accident causing to find the coal mine safety system consists of man, machine, environment, and management.
The man-machine engineering is a discipline which study and solve "the human - machine - environment" to make them unified and to make the man-machinesystem harmonious.
人机工程学就是研究与解决“人—机—环境”三者协调统一，使人机系统和谐的学科。
3
Taking a civil airport as an example, the factors affecting the fly safety in this airport were analyzed according to the system engineering theory of "man-machine-environment-management".