?发光阈
... threshold of detectability 检波阈，探测阈 threshold of luminescence 发光阈 threshold of sensitivity 灵敏度阈，灵敏度界值 ...
?发光限
... 可闻限 threshold of hearing 发光限 threshold of luminescence 临限激升 threshold pumping ...
?检波阈
... 阈组件 threshold energy 检波阈，探测阈 threshold of luminescence 发光阈 threshold of sensitivity ...
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。