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付美秀等(机电部北京酒仙桥医院劳动卫生研究所)报道:对北京地区电子行业有代表性的九个工厂进行了体力劳动强度分级调查。受试者193人,体重61±3.2kg,体表面积1.61±0.2103m~2。调查结果,体力劳动强度Ⅰ级的工种占85%,Ⅱ级的15%;劳动时间率Ⅰ级的为61.4±22.7%,Ⅱ级为64.6±13.2%;平均能量代谢率Ⅰ级为3.2711
Fu Meixiu et al (Beijing Jiuxianqiao Hospital Institute of Labor and Health, Ministry of Electrical and Mechanical Services) reported: A survey of physical labor intensity of nine factories representative of the electronics industry in Beijing was conducted. Subject 193, weight 61 ± 3.2kg, body surface area of 1.61 ± 0.2103m ~ 2. According to the survey results, 85% of workers of grade I with manual labor and 15% of employees with grade I were labor force; 61.4 ± 22.7% of workers with grade I of labor, 64.6 ± 13.2% of patients with grade I; and 3.2711 of grade I with average energy metabolism