[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

多级研磨(三级及以上)比单级研磨颗粒更细,可降低下水管道堵塞风险,老小区排水管径细(≤50mm)优先选多级研磨机型

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80%
Confidence
Long-term
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