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  • “photographometer”的英英意思

    “photographometer”的英英意思

    单词 photographometer 释义 photographometer|ftgrfmt(r)|[f. as photograph + -ometer, -meter.]1. An instrument for ascertaining the degree of sensitiveness of photographic films to the chemical action of light; an actinometer.1849Art Jrnl. 96 With the phot...

    2025-08-02