[KongchangAI]
Unverified83% confidenceDecision RuleTime unknown

材质优先级:304不锈钢>加厚铝合金>普通碳钢喷塑。碳钢喷塑管在潮湿阳台1-2年内易从划痕处生锈;铝合金轻但管壁薄的易变形,选管径≥25mm、壁厚≥1.0mm的

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83%
Confidence
Long-term
Relevance
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