[KongchangAI]
Unverified80% confidenceTradeoffTime unknown

直径越大(如15cm)滚动越稳、接触面广适合大肌群,但对小腿/手臂等细部位控制差;直径13cm是主流通用尺寸,直径10cm以下多为筋膜球/迷你轴用于局部精准放松

1
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80%
Confidence
Long-term
Relevance
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curl https://kongchang.com/api/v1/knowledge/claims/183535
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get_claim(id=183535)