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在计算机显示器屏幕前工作2小时之后,操作人员开始出现疼痛症状,并且随着时间增长疼痛症状会加剧。最有代表性的症状是头痛,占调查总人数的70％,60％的人感到肌肉和脊椎疼痛,40％的人感到眼睛疼痛。
After working two hours in front of the screen of a computer monitor, the operator begins to show pain symptoms and the pain symptoms increase over time. The most common symptom is headache, which accounts for 70% of the total number of people surveyed. 60% feel muscle and spine pain and 40% feel eye pain.