[KongchangAI]
Unverified82% confidenceDecision RuleTime unknown

研磨部件材质决定寿命:优选不锈钢研磨环+研磨盘,避免纯塑料或普通铸铁件(易锈易磨损),交流电机(AC)比直流电机(DC)扭矩大更耐用

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82%
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Long-term
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