【摘要】 本文对B超诊断作业进行了工效学调查,观察了持续作业时间对视疲劳的影响,并对不同连续作业后休息过程视功能恢复状况进行了实验观察。结果表明持续作业时间过长是使作业人员发生视疲劳的主要原因。通过调查与实验观察提出了应合理安排作业与休息交替的工作制度等综合性预防视疲劳措施。更多还原

【Abstract】 A ergonamics study on supersonic diagnosis work was made. The effects of visual fatigue after a consecutive period and at intervals were observed, The result showed that long consecutive work was the major cause for eye fatigue. Appropriate shift schedule and break at intervals were suggested as a comprehensive preventive measure.更多还原