con·stan·tan 
(kŏnstən-tăn′)
(kŏnstən-tăn′)n.
An alloy of 45 percent nickel and 55 percent copper, used chiefly in electrical instruments because of its constant resistance under variations of temperature.
[From CONSTANT.]
| 单词 | constantan |
| 释义 | con·stan·tan (kŏnstən-tăn′)n. An alloy of 45 percent nickel and 55 percent copper, used chiefly in electrical instruments because of its constant resistance under variations of temperature. [From CONSTANT.] |
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