Unverified85% confidenceDecision RuleTime unknown
儿童护具套装护膝内径需匹配膝围而非年龄，3-6岁选内径13-16cm，护膝上下双松紧带比单松紧带防滑动脱落效果好，运动中不易下滑到脚踝
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85%
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