Actinometer

[,ækti'nɒmitә]

解释:

(noun.) an instrument for measuring the intensity of electromagnetic radiation (usually by the photochemical effect).

伊米莉亚整理--From WordNet

解释:

(n.) An instrument for measuring the direct heating power of the sun's rays.

(n.) An instrument for measuring the actinic effect of rays of light.

整理:康拉德

解释:

n. an instrument for measuring the heat-intensity of the sun's rays or the actinic effect of light-rays.

录入:泽维尔