英语词汇effective number的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	effective number
释义	effective number 英?[i?fektiv ?n?mb?] 美?[??f?kt?v ?n?mb?] 释义 [医]有效数实用场景例句全部 With the indoor heat rising, the effective number of hours decline. 随着室内得热量的上升, 各地区自然通风有效时数呈下降趋势. 互联网
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英汉双解词典包含4367426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。

effective number