在识别作业场所存在的职业危害因素后,接着就是评价作业者接触职业危害因素的程度,藉以了解职工健康是否受到影响,要否采取或加强预防措施,俾便为控制职业危害因素提供科学依据。评价的方法和途径,通常包括再次的现场调查、作业环境监测、生物监测和健康检查等几 After identifying the occupational hazards that exist in the workplace, the next step is to assess the extent to which workers are exposed to occupational hazards in order to understand whether occupational health is affected or whether preventive measures should be taken or strengthened so as to provide a scientific basis for controlling occupational hazards. The methods and approaches of evaluation usually include the following on-site surveys, operational environment monitoring, biological monitoring and health check-up