单词 | rough grinding |
释义 | > as lemmasˌrough ˈgrinding ˌrough ˈgrinding n. ΘΚΠ society > occupation and work > industry > manufacturing processes > [noun] > processing > grinding grinding1340 rough grinding1748 plough grinding1892 plunge grinding1935 1748 tr. N. A. Pluche Spectacle de la Nature VII. xvii. 62 The rough-grinding of both the larger and smaller Glasses is forwarded and completed by Means of the Water and Sand. 1850 C. Holtzapffel Turning & Mech. Manip. III. 1298 The first process in glass-cutting, or the rough grinding, is performed with cast-iron wheels, called mills. 1998 Sky & Telescope Mar. 116/1 Throughout the rough-grinding process, Ritchie used an 18-inch spherometer to constantly monitor the mirror's shape. < as lemmas |
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