Unverified82% confidenceCautionTime unknown
气压式(气炮)疏通器爆发力强但风险高:老旧管道、PVC接口松动或存在返水弯错位时使用可能崩开接头漏水,仅建议用于新装且管路完好的住宅
1
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82%
Confidence
Long-term
Relevance
-
First Seen
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