| 释义 |
constantan|ˈkɒnstəntæn|
[f. constant a.]
An alloy of copper and nickel, used for electric resistors, thermocouples, etc. Also attrib.
1903in Whittaker's Electr. Engineer's Pocket Bk. 164. 1913 Rep. Brit. Assoc. Advancem. Sci. 1912 570 The thermo⁓electric force generated by the constantan discs. 1934Discovery Apr. 114/1 A thermo-couple made of copper and constantan was installed in the nest. 1947Science News IV. 146 With constantan, temperatures of the order of 500° C. to 1,000° C. are reached. |