actinometer
/ˌæktɪˈnɒmɪtə(r)/noun
- Physics an instrument for measuring the intensity of radiation, typically ultraviolet radiation【物理】曝光计(表), (尤指紫外辐射)光线强度计。
词源
mid 19th cent.: from Greek aktis, aktin- 'ray' + -METER.
单词 | actinometer |
释义 | actinometer/ˌæktɪˈnɒmɪtə(r)/noun
词源 mid 19th cent.: from Greek aktis, aktin- 'ray' + -METER. |
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