Unverified90% confidenceDecision RuleTime unknown
护具尺寸按肢体围度选而非年龄：护膝看大腿/小腿围，护肘看上臂围，围度差1cm就应换码，年龄标注仅作参考因儿童体型差异大
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90%
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Unverified护具尺码优先按肘围/膝围周长选而非年龄，学步期宝宝腿型偏细，同年龄段周长差异可达4cm，尺码偏大会滑脱失去防护意义88% similarUnverified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86% similarUnverified松紧腰围搭配调节扣设计对儿童腹围变化有一定适应空间，但建议按身高选码时参考迪卡侬官方尺码表中的腰围数据，而非仅凭年龄选码。85% similarUnverified尺码选购按身高而非年龄，围裙长度应达膝盖上方（覆盖大腿即可），过长易踩绊、过短防护不足；同龄儿童身高差异大，优先看厂商身高对照表85% similarUnverified儿童护具应按体重和肘膝围度选而非年龄，护膝上缘魔术贴松紧调节范围需覆盖大腿围±3cm，否则运动中会下滑失去保护85% similar
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