[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

背板材质优先选择透明亚克力(PMMA),PVC背板长期通电受热易发黄变形,亚克力厚度建议≥5mm以承受壁挂重量不弯曲

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80%
Confidence
Long-term
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