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单词 Michaelson actinograph
释义 Michaelson actinograph
[`mī·kǝl·sǝn ak`tin·ǝ´graf]
ENGINEERING
A pyrheliometer of the bimetallic type used to measure the intensity of direct solar radiation; the radiation is measured in terms of the angular deflection of a blackened bimetallic strip which is exposed to the direct solar beams.
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