[KongchangAI]
Unverified80% confidenceTradeoffTime unknown

橡胶/乙烯基包覆壶铃 vs 纯铸铁:包覆款保护地板、落地静音、防锈,适合家庭木地板;但包覆增加底座厚度,做土耳其起立等地面动作时稳定性略差,且长期使用橡胶可能开裂脱落

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80%
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Long-term
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