研究结果表明作业姿势和负重对人体动摇的主要指标都具有显著影响。
The results indicate that the effects of posture and weight load on body sway are significant.
研究结果表明作业姿势和负重对人体动摇的主要指标都具有显著影响。
In this paper, an experimental study was carried out on the effects of posture and weight load lifted on body sway.
对电脑办公作业的作业姿势进行调查统计分析，提出了“非自然”状态的人体作业姿势类型；
The subject made investigation and statistical analysis of work postures of computer-using workers, making out the reasons influencing on forming "unnatural" posture.
通过对流水线上操作人员在不同作业姿势下的疲劳分析，研究站姿、坐姿和站、坐交替三种姿势的疲劳时间阈值和劳动时间率。
By analyzing operator's fatigue states under different working posture on assembly line, studys the fatigue threshold and working time rate of standing posture, sitting posture and alternate posture.
目的以姿势观察和表面肌电分析相结合，分析造型作业体力负荷暴露特征。
Objective To analyze the physical load characteristics of moulding workers by combining posture observation and surface electromyography(sEMG).
我进入第二个男孩子的家时，他正趴在家里的矮桌上写作业，我教他挺直了背，抬起头，标准了写作业的姿势，为了他的身体健康。
We taught the second boy, who was writing his homework on a dwarf table when we entered, to stand with his back straight, head held up.
我进入第二个男孩子的家时，他正趴在家里的矮桌上写作业，我教他挺直了背，抬起头，标准了写作业的姿势，为了他的身体健康。
We taught the second boy, who was writing his homework on a dwarf table when we entered, to stand with his back straight, head held up.
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