Unverified88% confidenceDecision RuleTime unknown
PVC排水管维修不能用PPR热熔，需用PVC专用胶粘剂(溶剂型)冷粘，粘接前需清洁并涂清洁剂，胶水凝固后强度可靠但错位无法调整
1
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88%
Confidence
Long-term
Relevance
-
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