black mark defect 黑条缺陷
magnetic circle mark defect 磁圈痕缺陷
defect mark 疵点
defect mark device 布疵打印装置
The influence factors and zinc flow ripple mark defect in hot galvanizing production line are introduced.
介绍了热镀锌生产线锌流波痕缺陷及其影响因素。
The causes for stop mark defect of extruded6063aluminium alloy profiles were analyzed. Some countermeasures were given.
分析了6063铝合金型材在挤压过程中产生“停止痕”缺陷的原因，提出了相应的对策。
Researcher Mark Burnworth said: ‘By using light, we have more control as it allows us to target only the defect and leave the rest of the material untouched.’
研究员Mark Burnworth 说：“通过用这种紫外灯，我们能搞好地控制修复的范围，比如我们可以只照破损部分而不去影响其他的地方。”
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