Unverified82% confidenceDecision RuleTime unknown
护膝护肘尺码应按大腿/上臂围度而非年龄选择，婴幼儿胖瘦差异大；佩戴后能塞入一根手指为松紧适度标准，过紧留深勒痕、过松易滑脱失去保护作用
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82%
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Long-term
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