| 单词 | quenching crack |
| 释义 | > as lemmasquenching crack quenching crack n. a fracture, esp. in metal, caused by thermal stresses during rapid cooling. ΚΠ 1926 A. Sauveur Metallogr. Iron & Steel (ed. 3) xiv. 220 Water quenching is to be preferred to oil quenching if it can be performed without producing quenching cracks. 1966 C. R. Tottle Sci. Engin. Materials x. 224 The strain in the transformed martensite is tensile, in the circumferential direction, and so radial cracks form..to relieve the stress; these are known as quenching cracks. 2003 Jrnl. Volcanology & Geothermal Res. 126 344 (caption) Glass particle showing quenching crack structures caused by the contact of the hot fragment with liquid water. < as lemmas |
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