A new hydrogen maser for VLBI-network in China has been developed at Shanghai Observatory.
一种用来装备中国VLBI网络的新型氢脉泽标准已在上海天艺台研制成功。
The principle, design and manufacture of this type of Hydrogen maser are described in this…
本文将描述这种守时型氢脉泽标准的设计与研制情况。
A type of small Hydrogen maser used for time-keeping is being developed in Shanghai Observatory.
一种守时用极小型氢脉泽频率标准正在上海天文台研制。
His discoveries, which won him the Nobel prize, led to the caesium atomic clock and the hydrogen maser.
这一获得诺贝尔奖的发现产生了铯原子钟和氢微波激射器。
In this paper the general expression of the filling factor of spherical storage bulb for the hydrogen maser is derived.
本文推导了氢原子激射器球形贮存泡填充因子的普遍表达式。
Due to its very good short-term frequency stability, hydrogen maser has been given more and more attention in time service.
氢原子钟由于其优良的短期稳定性能和较长的工作寿命因而在时间社会得到了越来越多的重视。
The quantum system of the passive hydrogen maser is introduced briefly and a design of the spectrum observing device is expounded.
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。
This paper describes approaches taken by the Shanghai Observatory to increase the frequency stability and operational reliability of its hydrogen maser. Performances of the new maser are given.
本文描述上海天文台为改善氢脉泽标准的频率稳定度和工作可靠性所采用的主要技术，同时给出了采用这些技术后氢脉泽的新的性能数据。
This paper describes approaches taken by the Shanghai Observatory to increase the frequency stability and operational reliability of its hydrogen maser. Performances of the new maser are given.
本文描述上海天文台为改善氢脉泽标准的频率稳定度和工作可靠性所采用的主要技术，同时给出了采用这些技术后氢脉泽的新的性能数据。
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