Unverified80% confidenceDecision RuleTime unknown
亚克力（PMMA）壁厚≥4mm才有足够刚性不易开裂，壁厚2mm以下的低价亚克力在冬季低温或搬动时极易崩边裂角，实际选购需看厚度标注而非只看'亚克力'字样
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Long-term
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