Unverified74% confidenceDecision RuleTime unknown
平衡/协调能力差或有跌倒史者选浮具时须确认水下抓握手柄有防滑纹理且直径适中（约3-4cm），过细手柄湿滑时握不牢，过粗则手部力量弱者抓不稳
1
Sources
74%
Confidence
Long-term
Relevance
-
First Seen
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