Laser Ablation of zincic, his energy and low signal change with graphics and text: image color depth that corresponds to the depth of high energy, Ablation, on the other hand the depth.
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- 激光烧蚀金属锌时,其能度矮低随图文暗记保持:图像颜色深处差应的能度矮,烧蚀广度不小,反之则广度小。