use pyrometers in a sentence.
The following are values of the calorific capacity of my pyrometers, that is, of those parts of each which share directly the temperature of the inclosed water, including the thermometer to be used with the instrument, and the heat communicated to the eider-down and otherwise lost during an observation, expressed in decimals of a British thermal unit, or in decimals of a pound of cold water:
The change in temperature of a body is ordinarily measured by thermometers, though for very high temperatures so-called pyrometers are used.
The great Plan cruiser, dancing in the thrust of its re-actionless motors, slowed, halted, kissed the seared rock, and came to rest in the shadow of a silvery dome that reached out toward the sun with the barrels of telescopes and pyrometers, stared toward it with the great blind eyes of radio telescopes and masers.
The barrels of a dozen optical and radio telescopes, pyrometers, tele-scanners, and cameras thrust out at the great orb, under the blazoned slogan that the dome displayed to the universe in letters of cast bronze:
_ -- At present the only possible known method of measuring the temperature of the furnace gases is by optical and radiation pyrometers.