| 单词 | pyrophotometer |
| 释义 | pyrophotometer in British English (ˌpaɪrəʊfəʊˈtɒmɪtə) noun a type of pyrometer in which the temperature of an incandescent body is determined by photometric measurement of the light it emits Derived forms pyrophotometry (ˌpyrophoˈtometry) noun pyrophotometer in American English (ˌpaɪrəfoʊˈtɑmətər) noun an optical instrument for measuring extremely high temperatures Word origin pyro- + photometer |
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