miercuri, 22 martie 2017

BS 4301:1991

Recommendations for preparation of drawings for optical elements and systems|Optical instruments, Optics, Drawings, Technical drawing, Defects, Graphic symbols, Dimensions, Dimensional tolerances, Visibility, Surface texture, Coatings, Grades (quality), Errors, Inclusions, Graphic representation, Optical glass Click the banner to get it at ONLY: GBP190.00
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