ac·ti·nom·e·ter /ˌæktəˈnɑmətɚ/
光化線計,感光計,測光表
ac·ti·nom·e·ter /ˌæktəˈnɑmətɚ/ 名詞
曝光表,光化線強度計,化學光度計
Ac·ti·nom·e·ter n. (a) An instrument for measuring the direct heating power of the sun's rays. (b) An instrument for measuring the actinic effect of rays of light.
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actinometer
n : an instrument for measuring the intensity of electromagnetic
radiation (usually by the photochemical effect)