Unverified80% confidenceDecision RuleTime unknown
修补塑料/工程塑料边框应选含柔性成分的补土(如聚氨酯基),硬化后邵氏硬度控制在D60-70,避免用邵氏D85以上的硬质环氧,否则受力时补土与基材脱离开裂
1
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80%
Confidence
Long-term
Relevance
-
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