English translation for "时间和频率标准"

time and frequency standard

Similar Words：

"时间和空间" English translation, "时间和空间的无限性" English translation, "时间和空间限制" English translation, "时间和耐心" English translation, "时间和频率" English translation, "时间和频率分配" English translation, "时间和频率基准" English translation, "时间和频率转换" English translation, "时间和日期" English translation, "时间和日期表" English translation