Unverified82% confidenceDecision RuleTime unknown
承重挂杆（毛巾杆、置物杆）优先选带端头承托的方管结构，圆管仅靠两端胶座的免打孔挂杆中间下垂形变明显，长度＞60cm应带中间支撑或改打孔
1
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82%
Confidence
Long-term
Relevance
-
First Seen
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