| 释义 |
elinvar|ˈɛlɪnvɑː(r)|
[f. Fr. élinvar (C. E. Guillaume 1920, in Compt. Rend. Acad. Sci. CLXXI. 83), f. élasticité invariable invariable elasticity.]
(See quot. 1923.)
1922Raw Material V. 434/2 Elinvar permits of its application in the very good watches and even to chronometers of the non-metallic pendulum. 1923Glazebrook Dict. Appl. Physics V. 320/1 Elinvar (short for elasticity invariable) is an alloy of iron and nickel, with a considerable admixture of other metals or metalloids, possessing an invariable modulus of elasticity (Young's modulus). 1929Daily Tel. 8 Jan. 8/6 Dr. Charles Edouard Guillaume..is the inventor of three metallic alloys of great importance, invar, elinvar, and platinite. 1934Nature 1 Sept. 318/1 (heading) Elinvar hairsprings in watches. 1950Electronic Engin. XXII. 2 Tuning forks made from elinvar are available. |