photoengraving
  光刻(技術)
  Pho·to-en·grav·ing n.  The process of obtaining an etched or engraved plate from the photographic image, to be used in printing; also, a picture produced by such a process.
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  Pho·to-en·grave v. t.  [imp. & p. p. Photo-engraved p. pr. & vb. n. Photo-engraving.]  To engrave by a photomechanical process; to make a photo-engraving of. -- Pho*to-en*grav*er n.
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  photoengraving
       n : an engraving used to reproduce an illustration [syn: halftone,
            halftone engraving]