| 释义 |
polygonize, v. Metallurgy.|ˈpɒlɪgənaɪz|
[Back-formation from prec.]
intr. To undergo or give rise to polygonization.
1949Jrnl. Inst. Metals LXXVI. 138 Zinc crystals bent at -180° C. would not polygonize on subsequent annealing. 1967A. H. Cottrell Introd. Metall. xxi. 402 Dislocations of opposite signs come together and annihilate each other. Those of the same sign polygonize into well-defined cell walls.
Hence ˈpolygonized ppl. a.
1950Progress Metal Physics II. 188 The grains..were in a polygonized condition. 1954A. R. Bailey Text-bk. Metall. v. 110 (caption) Polygonised structure in super⁓purity aluminium, developed by creep at 200° C. 1976Cotterill & Mould Recrystallization & Grain Growth in Metals iv. 74 Although the energy per dislocation is reduced, the total energy of the boundary is increased, and that of the regions away from the boundary is decreased, by the conversion from the deformed structure to the polygonized one. |