一、前言人体工程学是把人与被其操纵的机械所构成的体系,从医学、心理学、工程学等方面研究其间的关系,设计出适合人的生理、心理特性的机器,探索利于保护人体安全健康,发挥人工作能力为目标的综合性应用科学。人机关系是否和谐,取决于机器设计时,能否充分考虑人的特性,如人的生理功能和形态、人与机器之间信息的正确传递、环境条 I. Introduction Ergonomics is a system of people and the machinery they manipulate. It studies the relationship between medicine and psychology and engineering, designs a machine that is suitable for human’s physiological and psychological characteristics, Human safety and health, play a person’s ability to work as a comprehensive application of science. Human-machine relationship is harmonious, depending on the machine design, can take full account of human characteristics, such as human physiological functions and forms, the correct transmission of information between people and machines, the environment