| 释义 |
alnico, n.|ˈælnɪkəʊ|
[f. aluminium n. + nickel n. + cobalt n.]
Any of several steel alloys which typically contain nickel and aluminium, with smaller amounts of cobalt and copper, and are used for permanent magnets.
U.S. usage can be especially variable: see quot. 1969.
1935N.Y. Times 22 Oct. 6/2 The alloy is called ‘alnico’ because it is a combination of aluminium, nickel and cobalt, which three metals are added to iron. 1948R. S. Young Cobalt viii. 112 Production of small Alnico magnets by casting. 1969E. N. Simons Dict. Alloys 9 The Americans include Alnic, Alnico, 20 nickel, 5 cobalt, 12 aluminium, 63 iron, and Alcomax Alloys under the general name of Alnico. 1974Sci. Amer. Dec. 92/3 Columnar structures have other uses. One of them is to attain improved magnetic properties... Many alnico magnets are therefore made with at least a partly columnar structure. 1994RIP June 77/2 The Power Blade and Dual Blade pickups..retain the clarity and (dare we say it?) romance usually attributed to the elderly alnico-magnet-wearing Fender single coils. |