英语词汇“frequency and time standard”的翻译、意思、用法、释义-英汉汉英双解词典

单词	frequency and time standard
释义	frequency and time standard 频率及计时间标准
随便看	ecological occupancy index Ecological operating ecological operation ecological operation culture ecological operation of reservoir ecological optics ecological optimization ecological optimization model ecological optimum ecological orchard ecological order Ecological organic fertilizer ecological organization ecological orientation ecological oriented Ecological-oriented ecological outlook ecological outlooks ecological overlap ecological overshoot ecological oxidation tank ecological package ecological padding ecological parameter ecological park