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based on digital model document, 3d laser printing is a technique of fabricating objects by printing and adhering layers which is made from wax, metal powder or plastic material. on the contrary to tr

light laser detection and ranging, lidar, is one kind of radar system that assists to detect objectives’ position, velocity, etc. by laser beam. with laser as media, pulse laser, reflected by oscillat

fractional laser instrument adopts the most advanced super pulsed laser and precision automatic computer controlled scanning technology, using effect of laser thermal penetration, under the accurate g