单词 | metallographer |
释义 | metallographern. An expert in or student of the science of metallography (metallography n. 3). ΘΚΠ society > occupation and work > worker > workers according to type of work > manual or industrial worker > workers with specific materials > metalworker > [noun] > metallographer metallary1641 metallographist1898 metallographer1902 1895 Nature 15 Aug. 367/2 It may be that the micro-metallographer has much to learn from the Japanese.] 1902 Jrnl. Iron & Steel Inst. 60 242 Samples cut from..test bars have already been..microscopically examined by an eminent metallographer. 1934 Jrnl. Royal Anthropol. Inst. 64 75 There is..a small proportion of long yellow tree-like crystal growths..characteristic of bronzes containing 16 per cent. of tin and under (known to metallographers as the alpha-phase). 1961 Evening Standard 17 July 14/5 Metallographer required..for examination of ferrous and non-ferrous materials. 1966 D. G. Brandon Mod. Techniques Metallogr. 3 The successful metallographer combines an understanding of the effects of specimen preparation with a knowledge of the optics of image formation. 1985 L. C. Love Princ. Metall. v. 152 At this stage of preparation the metallographer is attempting to remove the disturbed metal layers that occurred during normal sectioning. This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022). < |
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