Since the first laser in 1960, laser technology research and its application in various fields has been rapid development. Compared with the traditional processing methods, laser processing technology has high coherence, high directivity and high brightness has been widely used in industrial, military, scientific research and daily life, especially in the past 20 years, burning laser pointer manufacturing technology has infiltrated many high-tech Technology and industry, the most prominent of which is developed over the last decade developed countries set precision machinery, computers, numerical control, laser, new materials in one of the new manufacturing technology - rapid prototyping technology (also known as 3D printing technology) , The application of this technology development equipment - rapid manufacturing system, in recent years with more than 40% of the high growth rate.
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