不少的工人刚进广时,皮肤很健康,但在工作中受到某些物理、化学或生物等职业性因素的作用,而发生的皮肤病称为职业性皮肤病。有的人直接接触原发性刺激物,即在接触部位发生皮炎,而有些人接触致敏物在第一次接触时并不引起皮肤反应,当连续接触或间隔一段时间再接触时,可引起皮肤的强烈反应。此病常发生在夏季,因为夏季工人穿农少暴露面积大,接触刺激物的机会多,另外夏季汗腺 When many workers first entered Canton, the skin was very healthy, but at work they were subject to certain physical, chemical or biological occupational factors. The dermatosis that took place was called occupational dermatosis. Some people have direct contact with primary irritants, ie, dermatitis occurs at the site of contact, while some people who contact the sensitizer do not cause a skin reaction at the first contact. They may cause continuous contact or intermittent exposure for some time Strong reaction to the skin. This disease often occurs in the summer, because summer workers wear less exposed area, exposure to stimuli more opportunities, while the summer sweat glands