Unverified70% confidenceDecision RuleTime unknown
整体稳固性看底座配重和三角支撑结构，头重脚轻的拖把在挤水时易侧翻；挤水机构与地面接触面越宽、重心越低越稳
1
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70%
Confidence
Long-term
Relevance
-
First Seen
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