[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

激光刻字精度可达0.01mm且适合复杂图案与二维码,但在软金属(如纯银、黄金)上易造成过热变色发黄,硬度高的不锈钢/钛才是激光刻字的最佳载体

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85%
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Long-term
Relevance
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