A practical high-power CO2 laser welding and cutting equipment with high beam quality was introduced, the optical system was analyzed.

介绍了一种实用型高功率、高光束质量CO2激光焊接、切割机，分析其光学系统。

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Then we carry on the study and development on laser welding equipment with high beam quality.

因此我们进行了高功率、高光束质量的激光焊接设备的开发和研究。

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Global Welding Equipment Market (Arc, Laser Beam, Resistance, Oxy-Fuel) : Analysis By End-User, By Region, By Country 2016-2021.

焊接机器的全球市场(电弧，激光电子束，阻力，瓦斯)：各终端用户、各地区、各国分析(2016 ~ 2021年)。

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