• 由于铷原子频标具有优良的频率和时间准确度及稳定度,被广泛应用于导航、通信、守时授时和各种科研领域。

    The rubidium atomic frequency standards have been used in so many respects as navigation, communication, time transport and several science fields.

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  • 原子光学技术的进步使得原子光学仪器在诸多测量领域确立了高精度测量手段的地位,如原子频标、原子磁强计和原子惯性系统。

    As atomic optics technology improves, the atomic optical device has developed to be a high-precision measurement method in many fields, such as CSAC, CSAM and CSAG.

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  • 比相法是一种高精度的频标比对方法。

    Phase comparison is a high precision comparing method for frequency standard.

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  • 此外,数字伺服还可在其它原子频标中应用。

    Besides, digital servo system may also be applied to other frequency standards.

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  • 本文综合评述了光频标和光频测量研究的历史、现状和未来。

    The history, present situation and future of optical frequency standards and optical frequency measurements were presented.

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  • 结果表明斜光抽运方案可以有效降低铯原子束频标中的光频移。

    The results show, the light frequency shift can be effectively reduced in the sharp Angle laser light pumping scheme.

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  • 原子频标中微波场与原子的作用方式是决定其潜在精度的主要因素之一。

    The multiple coherent interactions of atoms and oscillatory microwave field play an important role in the potential accuracy of atomic clock.

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  • 原子频标是空间技术和授时系统的频率与时间基准,直接决定了卫星通信的质量。

    Atomic frequency Standard is the frequency and time benchmark of space technology and time awarding system, directly determining the quality of satellite communications.

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  • 对铷频标中的频率合成器内的程序分频器进行了设计,并介绍了改进后的程序分频器。

    A programmable divider used in frequency synthesizer of Rb frequency standard is designed, and the improvement of programmable divider is introduced.

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  • 研究了腔牵引效应、微波功率频移、光频移和缓冲气体温度系数对铷频标输出频率的影响。

    The cavity pull effect, microwave power shift, light shift and temperature coefficient which mostly influence the performance of RAFS are studied.

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  • 在自行研制的一种小型化微波腔的基础上,新近研制出采用分离滤光技术的气泡型铷频标腔泡系统。

    Based on a miniaturized microwave cavity developed by ourselves and the separated filter technique, a new type of cavity-cell assembly for gas cell rubidium frequency standards was made.

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  • 针对铷频标日频率漂移率的指标测试要求,文中采用时差法,设计了铷频标日频率漂移率测量装置。

    For testing daily frequency drift of rubidium frequency standard, this paper used the method of time difference, designed daily frequency drift measuring equipment for rubidium frequency standard.

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  • 提出了一种用于铷原子频标实验的灵活、方便的新型多参数、高准确度、大容量数据采集系统的构成方案。

    A construction layout about flexible, convent, new type, multi parameter, high accuracy, large volume data acquisition system for the Rubidium atomic frequency standard test is put forward.

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  • 在上海天文台BPV标频和时间信号的发播工作中,使用了高精度石英晶体振荡器。

    High precision quartz oscillators were used for the transmission of BPV standard frequency and time signals at Shanghai Observatory.

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  • 描述了一种能在额定频差下测量频率转换时间的简便方法——标频调偏法。

    A simple standard frequency tunable method which can be used to measure frequency switching time under the rated frequency deviation is presented.

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  • 描述了一种能在额定频差下测量频率转换时间的简便方法——标频调偏法。

    A simple standard frequency tunable method which can be used to measure frequency switching time under the rated frequency deviation is presented.

    youdao

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