医学是研究人类生命活动过程的规律及防治疾病的一门科学。人类在从事各类职业活动中,生产流程、生产环境和生产方式等因素,对从事职业者可能产生一定的有害作用,这些职业因素统称为职业有害因素。职业医学是研究职业有害因素与人体的相互作用,对人体健康引起损害的条件和规律及其防治措施,以减 Medicine is a science that studies the law of the process of human life activities and disease prevention. Human beings engaged in various types of occupational activities, production processes, production environment and production methods and other factors may have some harmful effects on those who work, these occupational factors collectively referred to as occupational hazards. Occupational medicine is the study of occupational harmful factors and the interaction of the human body, causing damage to human health conditions and laws and prevention measures to reduce