Bolometer

[bәu'lɒmitә]

解释:

(noun.) an instrument that measures heat radiation; extremely sensitive.

丹尼斯编辑--From WordNet

解释:

(n.) An instrument for measuring minute quantities of radiant heat, especially in different parts of the spectrum; -- called also actinic balance, thermic balance.

编辑:梅尔维尔

解释:

n. an instrument for measuring minute amounts of radiant heat.

海伦娜编辑