英语词汇“eppley pyrheliometer”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	eppley pyrheliometer
释义	Eppley pyrheliometer Eppley pyrheliometer [′ep·lē ¦pīr‚hē·lē′äm·əd·ər] (engineering) A pyrheliometer of the thermoelectric type; radiation is allowed to fall on two concentric silver rings, the outer covered with magnesium oxide and the inner covered with lampblack; a system of thermocouples (thermopile) is used to measure the temperature difference between the rings; attachments are provided so that measurements of direct and diffuse solar radiation may be obtained.
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Eppley pyrheliometer