Unverified85% confidenceDecision RuleTime unknown
空载转速300-500rpm适合日常污渍，硬顽固垢（水垢/焦垢）需扭矩优先而非高转速，扭矩不足时高转速遇阻会直接卡停
1
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85%
Confidence
Long-term
Relevance
-
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