Unverified82% confidenceTradeoffTime unknown
材质越厚（≥0.5mm PVC）越耐用防折，但打孔和书写体验下降、成本上升；室内价签或展会标识用0.2-0.3mm即可，兼顾书写顺滑与轻便
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82%
Confidence
Long-term
Relevance
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