[KongchangAI]
Unverified50% confidenceDecision RuleTime unknown

背带座宽应支撑到宝宝膝盖后侧(腘窝),形成大腿高于臀部的M型/青蛙腿姿势,这是预防髋关节发育不良(DDH)的关键,国际髋关节发育不良协会(IHDI)认证是重要参考

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