[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

救生衣浮力值需≥体重的1/10换算成浮力(成人通常需≥7.5kg浮力,即75牛顿),洪水急流环境应选150牛顿以上的专业救生衣而非游泳浮力背心

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