英语词汇“Pirani”的英英意思、用法、释义、翻译、读音、例句、短语、词组、英语词典-本地帮

单词

Pirani

释义

Pirani Physics.|pɪˈrɑːnɪ|
The name of M. S. von Pirani (b. 1880), German physicist, used attrib. to designate a gauge invented by him for measuring very low pressures, which utilizes the cooling effect of the gas on a heated metal filament whose resistance is sensitive to temperature.
It was described by von Pirani in Verhandl. der deutsch. physik. Ges. (1906) VIII. 686.
1911Trans. Amer. Electrochem. Soc. XX. 245 In simplicity both of construction and of operation, involving only current and resistance measurements within the range of instruments readily accessible, the Pirani manometer recommends itself at once.1921Proc. Physical Soc. XXXIII. 293 For many purposes we think that the Pirani gauge..would have considerable advantages over the McLeod.1962F. I. Ordway et al. Basic Astronautics v. 200 Pirani, alphatron, and bellows gauges are regularly employed in rockets to obtain atmospheric pressures.1971Sci. Amer. Aug. 114/2 The effort expended in making the Pirani gauge is amply repaid by the convenience it affords.

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