Unverified85% confidenceDecision RuleTime unknown
落地不倒翁式减压沙包底座应选注水或注沙式，注沙回弹更稳但移动困难，注水便于搬运但回弹速度略慢，成人练习拳击建议底座配重≥20kg避免击打后横向滑移
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