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单词 manganin
释义

manganinn.

Brit. /ˈmaŋɡənɪn/, U.S. /ˈmæŋɡənən/
Forms: 1800s– manganine, 1900s– manganin. Also with capital initial.
Origin: A borrowing from German. Etymon: German Manganin.
Etymology: < German Manganin (earliest recorded 1894, H. M. Goodwin in Zeitschr. f. physikalische Chemie 13 590) < Mangan (see mangan- comb. form) + -in -in suffix1.An alloy of copper, nickel, and manganese was discovered by E. Weston in 1892, but it received the name Manganin only when subsequently studied further by German scientists: see further D. O. Woodbury Measure for Greatness (1949) iv. 178.
Engineering.
Any of various alloys of copper, manganese, and nickel whose electrical resistance is approximately constant over a range of temperatures and which are used chiefly in the manufacture of electrical measuring instruments and resistors.A proprietary name in the United Kingdom.
ΘΚΠ
society > occupation and work > materials > derived or manufactured material > metal > alloy > [noun] > other copper alloys
tombac1602
blanched copper1621
orichalcum1646
cock metal1766
gold bronze1785
bidri1794
tumbaga1860
Aich's metal1861
sterro-metal1865
talmi1868
Abyssinian gold1869
delta-metal1883
Tobin bronze1891
manganin1894
Eureka1914
1894 Amer. Jrnl. Sci. 148 302 I have..had occasion to determine the thermo-electric relations of copper to such platinoid and manganine as are to be obtained in the market.
1925 H. C. Booth tr. F. Auerbach Mod. Magnetics (U.K. ed.) iv. 77 The decisive constituent [of the alloys discovered by Heusler] is manganin, the others are copper and aluminium.
1953 Copper in Instrumentation i. 64 The Manganin wire-resistance pressure gauge, which he developed for work with pressures of 500 atmospheres and above, is now accepted as the standard gauge.
1966 New Scientist 22 Dec. 681/2 A Whealstone bridge with opposing resistance arms of copper and manganin wire.
1989 A. C. Davies Sci. & Pract. Welding (ed. 9) I. iv. 164 The current flows..to a piece of apparatus called a ‘resistor’. This consists of wire usually made of an alloy, such as manganin, nichrome or eureka.
This entry has been updated (OED Third Edition, September 2000; most recently modified version published online March 2022).
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n.1894
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