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单词
actinometry
释义
WordReference Random House Unabridged Dictionary of American English © 2024
ac•ti•nom•e•ter
(ak′tə nom
′
i tər),
USA pronunciation
n.
Astronomy, Physics
a device for measuring intensity of radiation, esp. that of the sun. Cf.
actinograph.
1825–35;
actino
- + -
meter
ac•tin•o•met•ric
(ak tin′ō me
′
trik, ak′tə nō-),
USA pronunciation
ac•tin′o•met
′
ri•cal
,
adj.
ac′ti•nom
′
e•try
,
n.
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更新时间:2025/7/31 11:31:09