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.
介绍了国际和国内氢钟守时的进展概况，并进行了一些讨论。
The progress situations of Hydrogen clock in the time keeping at abroad and home were introduced, and carry outs some discusses.
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.
本文将描述它的机械和电子学设计特点，并与上海天文台早期制造的氢钟进行了详细的比较。
This paper describes the mechanical and electronics design philosophy of the new maser, and comparisons with previous masers made at Shanghai Observatory are detailed.
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。
His discoveries, which won him the Nobel prize, led to the caesium atomic clock and the hydrogen maser.
现在，研究人员在自然物理杂志上发表的报告称，他们已经利用设计的装置将反氢子存在时间延续到了16分钟。 （在原子物理术语上相当于亿万年）。
Now, as they report in Nature Physics, the researchers have used their device to preserve anti-hydrogen for 16 minutes (aeons in atomic-physics terms).
在老鼠吸入氢硫化物十分钟后，它们对氧气的消耗和产生的二氧化碳量下降，并且一直保持极低的水平只要这种气体一直在控制中。
The mice's consumption of oxygen and production of carbon dioxide dropped ten minutes after they began inhaling hydrogen sulphide and remained extremely low as long as the gas was administered.
采用气氧作氧化剂、气氢作燃料，对具有高度补偿特性的塞式喷管和双钟型喷管进行了点火热试。
By employing the gaseous oxygen as oxidizer and gaseous hydrogen as fuel, hot-firing tests were performed for aerospike nozzle and dual-bell nozzle test engines with altitude compensating features.
只需要30分钟才能填充气体瓶在哪里可以超过3小时的充电电池和电池可以体重两倍的氢系统。
It only takes 30 minutes to refill the gas bottles where is can take over 3 hours to recharge an electric battery and a battery can weight twice as much as the hydrogen system.
只需要30分钟才能填充气体瓶在哪里可以超过3小时的充电电池和电池可以体重两倍的氢系统。
It only takes 30 minutes to refill the gas bottles where is can take over 3 hours to recharge an electric battery and a battery can weight twice as much as the hydrogen system.
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