| 释义 |
metallographical, a.|mɛtələʊˈgræfɪkəl|
[f. metallographic a. + -al1.]
= metallographic a.
1902Jrnl. Iron & Steel Inst. LX. 242 No regard has been paid to the chemical or purely metallographical alterations..connected with the process of heating or annealing any iron material with subsequent slow or sudden cooling. 1950Engineering 10 Nov. 341/2 However carefully determined the mechanical and metallographical factors might be [etc.].
Hence metallographically adv., by metallographic methods.
1936L. R. Van Wert Introd. Physical Metallurgy ii. 23 Crystallographers distinguish six distinct crystal types. Only three of these are of any interest metallographically. 1967A. H. Cottrell Introd. Metall. xx. 373 Determining the extent of the isothermal transformation metallographically. 1969J. A. Scott in A. F. Madayag Metal Fatigue iii. 92 Microscopic examination of a metallographically prepared sample is the usual method of inspection for inclusions. |