| 释义 |
ˈthermocouple
Formerly also thermo-couple.
[f. thermo- + couple n.]
A thermoelectric device for measuring temperature, consisting of two different metals joined at a point so that the junction develops a voltage dependent on the amount by which its temperature differs from that of the other end of each metal.
1890Lond., Edin. & Dubl. Philos. Mag. Feb. 141 A practical method for the calibration of thermocouples by aid of boiling-points. 1901Nature 23 May 92/2 The temperatures were measured with the thermocouple. 1934Jrnl. R. Aeronaut. Soc. XXXVIII. 618 Twenty-two thermocouples were installed on the heads and bases of all rear-bank cylinders..for temperature tests. 1953Brit. Jrnl. Psychol. XLIV. 41 A thermocouple was used [for recording respiration]. It converted temperature variations in front of the nostrils into electrical variations. 1966McGraw-Hill Encycl. Sci. & Technol. XIII. 562/2 Two dissimilar wires welded together at one end form the basic thermocouple. 1977J. L. Harper Population Biol. Plants v. 145 Emerged seedlings were recorded and marked every week. Surface temperatures were measured with thermo⁓couples. |