中文字幕一区二区在线观看,在线亚洲成人,把岳弄舒服了,91精品欧美久久久久久

Welcome to the official website of Lansu Laser! Laser equipment and production process solution provider.

Home

What is the marking principle of laser marking machine?

2019-11-21 15:48:52 Dongguan Haospeed Industrial Co., Ltd. 閱讀

What is the marking principle of laser marking machine?

The laser marking machine uses laser beams to mark durable materials on the surface of various substances. The effect of marking is to expose deep substances through evaporation of surface substances, or to cause physical changes in surface substances by light energy. "It shows traces, or some materials are burned by light energy, and various patterns such as patterns, characters, barcodes etc. that need to be etched are displayed.