[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

激光刻字深度需≥0.05mm才能保证长期不磨损,钢质表背激光刻字比手工雕刻更耐磨且字迹一致,适合英文/短句;手工雕刻适合花体签名和图案

1
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80%
Confidence
Long-term
Relevance
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