Unverified85% confidenceDecision RuleTime unknown
给老年人选放大镜优先考虑重量≤150g+防滑软胶手柄,手持式重量过大会导致长时间阅读手抖疲劳,可考虑带支架的台式或挂脖免手持款
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85%
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Long-term
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