| 单词 | pyrheliometry |
| 释义 | > as lemmaspyrˌheliˈometry pyrˌheliˈometry n. the use of a pyrheliometer; measurement of solar radiation by such means. ΚΠ 1909 Science 17 Dec. 896/1 (heading) The application of the electrical resistance thermometer to pyrheliometry. 1951 T. F. Malone Compend. Meteorol. 18 The standard of pyrheliometry adopted by the Smithsonian Institution in 1913, when applied to solar-constant measurements, leads to 1.94 ly min−1 as the average value for I0. 2004 Jrnl. Geophysical Res. D 109 Art. D08207. 1 Sun photometry and pyrheliometry of these aerosols are more subject to diffuse light errors than is the case for smaller aerosols. < as lemmas |
| 随便看 |
|
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。