Unverified80% confidenceDecision RuleTime unknown
线材长度与充电效率负相关：2m以上A-C线在快充场景压降明显，大功率快充优先选1m~1.5m
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Unverified线长与充电效率成反比：超过2米的线材因电阻增大会有明显压降，追求满速快充建议选1-1.2米，2米以上仅适合边充边用的场景91% similarUnverified线材越长电阻越大、充电功率越低，2m线相比0.5m线在大功率下压降明显，追求极速快充选1m以内，兼顾距离与效率选1m89% similarUnverified线材越长充电时线阻越大、末端电压跌落越明显，2m线在大电流下发热和损耗高于1m线，追求满速快充优先0.5-1m89% similarUnverified线缆长度与充电电压损耗成正比：2米以上线缆在大电流下压降明显，快充效率下降；追求满速快充选1-1.2米，充电宝日常用可选2米兼顾灵活性87% similarUnverified线材越长电阻越大，2米以上线材充电会有可见衰减；100W快充建议线长≤1.5米，超2米易触发降压87% similar
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