同时给出了脉冲外差波形。
所有境外差旅必须得到CEO的事先批准。
由于外差或频差效应，能够得到多普勒频率。
The Doppler frequency can be obtained as a heterodyne or beat effect.
最后简单讨论了激光外差接收机的最佳接收口径。
Lastly, the best receiving aperture of a laser heterodyne receiver is discussed briefly.
本文报导了一种新型的振动激光外差信号处理方法。
In this paper a new processing method of laser heterodyne signals of vibrations is reported.
空间相干光通信中接收天线像差会使光外差效率下降。
Heterodyne efficiency is reduced by aberration of receiving antenna for space coherent optical communication.
目的为半导体激光器合成外差干涉研制一调制驱动电源。
Aim To develop a laser diode modulated driver power for synthesis heterodyne interference.
艾德温？阿姆斯特朗开发接收机电路—超外差式收音机。
Edwin armstrong develops a receiving circuit-the superheterodyne.
本文提出一种采用光强度调制非线性外差检测的传输方案。
This paper presents an optical communication system algorithm with intensity modulation and nonlinear heterodyne detection.
光外差-塞曼调制磁旋转光谱技术是一种高灵敏的吸收光谱技术。
Optical heterodyne Zeeman modulation magnetic rotation spectroscopy (OHZM MRS) is a high sensitive spectroscopy technique.
而紫外差吸收光谱和荧光光谱的变化与兔肌肌酸激酶的结果相似。
The changes of fluorescence and UV differential spectra are the same as those of rabbit creatine kinase.
本文首先指出了超外差接收机的固有缺点，即它有更多的虚假响应。
This paper first discusses the instinct disadvantage of a superheterodyne receiver, which is that it has more spurious response.
提出了一种采用双纵模稳频激光器的新型绝对距离测量外差干涉仪。
An absolute distance heterodyne interferometer using a dual longitudinal mode he ne laser is proposed.
本文介绍了一种利用光外差测量原理测量旋转转盘偏心距的新方法。
A new method of measuring eccentricity of rotary turntable by means of optical heterodyne is described.
介绍了我国有机高分子絮凝剂的产业现状、生产技术水平及国内外差距。
The industrial actuality and technological level of organic polymer flocculant in China are also introduced.
介绍了两种激光外差干涉信号的处理方法锁相频率解调法及组合频率解调法。
Two kinds of signal processing methods for heterodyne interferometer, phase locked frequency demodulation and combinatorial frequency demodulation are presented in this paper.
外差探测用来探测传感臂和参考臂由于温度变化引起的输出信号的频率差异。
The heterodyne detection is used to detect the output signal frequency difference between the reference arm and sensing arm, which is caused by the temperature variation.
随着激光外差干涉测量速度的提高，其存在的原理性误差严重影响测量精度。
With the improvement of measurement velocity in laser heterodyne interference, the theoretical error of laser heterodyne interference seriously restricted the accuracy of measurement.
本文叙述了用位相调制光外差技术探测光学谐振腔反射特性的原理及实验结果。
The principle and experimental results of phase modulation optical heterodyne detection technique for measuring reflection of optical cavity are described.
偏频锁定技术广泛应用于激光的外差探测、激光雷达等方面，具有重要应用价值。
Frequency offset locking technology is widely applied in laser heterodyne detection and laser radar, which is of great value.
当两个有着巨大的相互冲突的外差因素的单位合并时，内部化也可能自发地产生。
Internalization may also come about spontaneously by the merger of two units inflicting large externalities upon one another.
该菱体较好地用于CO_2激光外差接收系统中，其能量转换效率达到93%以上。
The rhomb has been used in the CO2 laser heterodyne detection system, and the transfer efficiency is more than 93 %.
根据外差干涉计量术的原理，研制了非接触式的光外差干涉磁盘表面粗糙度测量仪。
This paper is concerned with the principle of a non - contact optical instrument for measuring the surface roughness of a magnetic disk with an opto-heterodyne interferometer.
文中还给出了用此方法进行信号处理的外差干涉仪测量压电陶瓷动态位移的实验结果。
Experiment results are shown with a heterodyne interferometer by using this method to measure the dynamic displacement of a PZT.
文中着重分析了方波控制激光器的频谱形式、光信号外差探测装置和电信号解调原理。
The spectrum form of square-wave controlled laser, optical signal heterodyne detecting device and principle of electrical signal demodulation are considered with emphasis.
本文介绍了由普通单模光纤构成的全光纤光外差检测系统的基本原理和实验研究结果。
The principle and experimental results of all-fibre optical heterodyne sys-tem, in which ordinary single mode fibres are used, are presented.
本论文首先分析了外差式连续波多普勒引信及锯齿波调频测距引信的原理和系统组成。
This paper discusses the principle and form of Heterodyne-CW Doppler fuze and Toothed-FM fuze firstly.
本文详细推导了用振幅调制激光为光源外差激光探针的信号光与参考光干涉光强表达式。
In the paper. the interference intensity of signal laser beam and the reference one is carried out in detail on a heterodyne laser probe with amplitude modulated laser source.
本文详细推导了用振幅调制激光为光源外差激光探针的信号光与参考光干涉光强表达式。
In the paper. the interference intensity of signal laser beam and the reference one is carried out in detail on a heterodyne laser probe with amplitude modulated laser source.
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