辅助电子学系统是氢钟的一个非常重要的部分。
The Supporting Electronics System is a very important Part of the H-clock.
我们对佘山vl BI站的两台氢钟的辅助电子学系统进行改进。
We improve the Supporting Electronics System of the two sets of H-clocks at SherShan VLBI station.
简单介绍了被动型氢钟的量子系统，阐述了波谱信号观测装置的设计。
The quantum system of the passive hydrogen maser is introduced briefly and a design of the spectrum observing device is expounded.
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