... Setup Time Standards 设定工时标准 time and frequency standards时频基准 ; 时间和频率基准 preliminary time standards 初步时间标准 ...
2
?时间和频率基准
... Setup Time Standards 设定工时标准 time and frequency standards 时频基准 ; 时间和频率基准 preliminary time standards 初步时间标准 ...
双语例句
1
Based on available frequencystandards: one prototype laboratory model of cesium clock, three hydrogen clocks and several (2-6) rubidium clocks, the SO atomic time scale has been established.
A more in-depth discussion of commercially available timeandfrequency measurement equipment and standards, and how such instrumentation can be used in the metrology laboratory.
市场上可用的时间频率测量设备和标准的更深入的讨论，以及此类仪器如何应用在计量实验室。
3
The rubidium atomic frequencystandards have been used in so many respects as navigation, communication, time transport and several science fields.