单词 | machine drawing |
释义 | > as lemmasmachine drawing machine drawing n. ΚΠ 1887 D. A. Low Introd. Machine Drawing Pref. Machine drawing is simply the application of the principles of descriptive geometry to the representation of machines. 1941 A. C. Davies Sci. & Pract. Welding viii. 388 The principal method usually adopted in the making of machine drawings is known as orthographic projection. 1943 Jrnl. Sci. Instruments 20 18/1 The Kodak Reflex plate has been introduced to solve the problem of the exact preservation of scale in copying maps, machine drawings and other line diagrams. 1964 J. Hale Grudge Fight vii. 97 The E.R.A. instructors, the P.T. instructors, the gunnery instructors, the schoolies began to..brace themselves for another day of ramming drill and P.T. and lathe work and chipping and filing and maths., mechanics, machine drawing, naval history..into the minds and bodies of eight divisions of apprentices. 1994 Sunday Times 6 Mar. ix. 9/4 Remember how the ‘bright ones’ used to be kept on theoretical work while the ‘dimwits’ were siphoned off into woodwork and machine drawing? < as lemmas |
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