单词 | mechanical drawing |
释义 | > as lemmasmechanical drawing mechanical drawing n. drawing performed with the help of instruments, such as compasses, rulers, etc. ΚΠ 1811 C. Blunt (title) An essay on mechanical drawing. 1842 G. W. Francis Dict. Arts at Perspectograph An instrument for the mechanical drawing of objects in perspective. 1933 R. P. Hoelscher & A. B. Mays Basic Units Mech. Drawing I. i. 1 For mechanical drawing the 6H pencil should be used for preliminary layouts. 1980 F. E. Giesecke et al. Techn. Drawing vi. 183/2 It is suggested that the student..obtain his instructor's approval before starting the mechanical drawing. < as lemmas |
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