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劳动卫生与职业病学的研究对象及主要任务,很多专家教授曾发表了不少文章,提出要根据三级预防的理论安排工作。第一道防线是从根本上使人不接触职业危害。如改革工艺、改进生产过程、改善劳动条件;寻找容许接触量或接触水平,使生产过程达到安全标准;对人群中的易感者,订出就业禁忌症并予以实施
Labor health and occupational disease research object and the main task, many experts and professors have published many articles, put forward according to the theory of tertiary prevention work arrangements. The first line of defense is that people are not exposed to occupational hazards at all. Such as reforming processes, improving production processes and improving working conditions; looking for permissible exposure levels or exposure levels to meet safety standards in production processes; contraindications for employment among people in the population are set and implemented