基本解释[能源科学技术]光点密度计英汉例句双语例句The reading aperture of a densitometer refers to the size of the spot it will measure.浓度计的读书开口提到大小它将测量的斑点。spot densitometer更多例句词组短语短语Vitatron flying -spot densitometer 维他通型快速测斑光密度计spot densitometer更多词组专业释义能源科学技术光点密度计