Unverified85% confidenceDecision RuleTime unknown
清洁瓷砖缝隙、水垢等硬质污渍需转速≥300rpm且带扭矩输出的机型；单纯洗碗、洗果蔬只需150-200rpm，转速过高反而易飞溅和损伤娇嫩表面
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