作者: Akinori Higuchi , Katsuyuki Nakajima , Kazushige Nakatsuka , Akihiro Nemoto , Seiichi Sasaki
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摘要: A cylindrical workpiece cutting apparatus is provided with a holder in which metal made mounted on an outer periphery of the and adapted to hold over entire length workpiece; annular recesses formed at predetermined interval; laser outputting part position opposed output beam cover portion surfaces prevent attachment particles are scattered during by beam.