| 单词 | slip line |
| 释义 | > as lemmasslip line slip line n. (a) a fine line visible on a polished crystalline surface where it is cut by a slip plane; (b) a line in a solid whose tangent at any point is one of the shear directions at that point. ΘΚΠ the world > matter > chemistry > crystallography (general) > other reactions or processes > [noun] > slip > plane where occurs > line showing slip line1900 the world > matter > physics > mechanics > force > stress or force exerted and tending to deform > [noun] > alteration of form or dimensions caused by stress > sheet > lines of shear directions slip band1899 slip line1900 1900 Philos. Trans. (Royal Soc.) A. 193 369 In gold or copper, it is very usual to find, on examining a strained specimen that one portion of a grain is covered with simple slip lines. 1903 Philos. Trans. (Royal Soc.) A. 200 242 The characteristic lines known as ‘slip-lines’ or ‘slip-bands’, which appear in ordinary testing when any portion of the material has passed its limit of elasticity under strain. 1906 Rep. Brit. Assoc. 661 The slip lines in cast metal are straight and regular. 1931 A. Nádai Plasticity xvii. 110 (caption) Helical slip lines on polished marble cylinder after compression. 1950 Sci. News 15 Pl. 16 (caption) Slip-lines in pure zinc after exposure to 50 thermal cycles between 30°C and 150°C (× 500). 1973 Johnson & Mellor Engin. Plasticity xii. 383 In order to determine the load necessary for a particular plastic forming operation, we must first of all obtain the slip-line field pattern. 1976 M. C. Nutt Metall. & Plastics for Engineers v. 66 In Fig. 5–2 the intersection of individual slip planes with the polished surface is observed, thus forming slip lines. < as lemmas |
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