By using body pressure measure system and subjective evaluation,the paper analyzed and evalu-ated the effect of backrest height on the sitting comfort and the relationship between the pressure distribution in-dexes and the sitting comfort,and provided a theoretical basis for reasonably optimizing backrest interface design and evaluating sitting comfort from ergonomically perspective.The experimental results show that the higher the backrest is,the more comfortable the back would feel.But when the height of ...
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