The pulse was drift backwards nonlinear by the self-frequency shift effect.
效应 使飞秒脉冲向后沿非线性漂移。
In this paper the defects in a new type of high-gain, low-threshold, self-active, self-frequency-doubling NYAB crystal are investigated by optical methods.
本文报告了用光学方法研究高增益、低阈值的新型自激活自倍频的四硼酸铝钇钕(NYAB)晶体的缺陷。
By means of mathematical calculation and numerical simulation, the chirp evolutions are plotted using MATLAB. hence the phenomenon of self-frequency shift can be studied.
运用数学求解及数值模拟方法,通过MATLAB编程画出了啁啾演变图,据此来研究自频移现象。
Nicole Ellison of Michigan State University found that the frequency of networking site use correlates with greater self-esteem.
密歇根州立大学的尼科尔·埃里森发现,社交网站的使用频率与自尊心的强弱有正相关。
We have already mentioned the problems associated with insuring high frequency, low severity events and they certainly fall into the self-retention category.
我们已经提到过一些跟高频率低幅度的事件有关的风险,它们肯定归入自我保留一类。
Through collecting vibration signal and analyzing it in the frequency domain in the condition of changing parameter cutting, a single self power spectrum is hard to detect tool breakage effectively.
在变切削参数的加工工况下,通过对振动信号的采集和频域处理,发现采用单一的自功率谱方法难以有效检测出刀片破损。
It is a self frequency double laser in some hosts.
选择合适的基质,可产生自倍频可见激光。
If the main frequency is near or equal to self vibration of multiplayer construction, the resonate may be occurred, then multiplayer construction will be severity destroyed.
如主频率低到接近或等于多层建筑的自振频率,则有可能发生共振现象,致使多层建筑遭受严重破坏。
Our company has strong development capabilities, self-developed 30-point frequency band launch teaching reading, the current leader in China.
我公司具有较强开发能力,自行开发的30个频点带发射的教学复读机,目前在国内领先。
It shows that the self-pumping type and pump-probe types bistable switching can both be realized in the same structure, and the latter can separate the pump and signal in frequency and space.
发现在二维耦合腔结构中,可以实现信号自泵浦和泵浦-信号两种类型的双稳态开关,且后者具有使泵浦和信号在频率和空间相分离的优点。
Fluid density is measured by self push resonant principle and frequency tracking method.
流体密度的检测是采用自激振荡原理和频率跟踪法得到的。
It's also worth bearing in mind that the participants' running volume, frequency, and pace were self-reported.
需要值得记得的是跑者的参与容量,频率和节奏是自己报告的。
Then a classified frequency sensitive self-organizing feature map(CFSSOM) was proposed for the codebook training.
并对SOM算法进行了改进,提出了一种分类频率敏感自组织特征映射(CFSSOM)算法。
Effects of low frequency field on mechanical properties of injected specimens were explored by self made low frequency vibration injection molding(VIM)device.
利用自行研制的振动注射成型装置进行注射样条实验,研究低频振动场对注射样条制件的物理力学性能的影响。
Furtheremore, the analysis indicates that the Doppler frequency shift cannot be Used to explain the wavelength self-scanning initially towards the longer wavelength.
进一步的分析显示,多普勒频移不能解释朝长波方向扫描的波长自扫描现象。
In this paper, a self-position technique is introduced to obtain high accuracy position parameters from doppler frequency.
本文介绍了对连续波雷达的多普勒频率信息,用自定位技术获得高精度的弹道位置参数的一种方法。
It is found that the main effect of self steepening is the reduction of the growth rate and the frequency range over which the gain occurs.
发现自变陡效应使增益谱的谱宽变窄、振幅的增长速度减慢,而且其影响程度与色散缓变参量有关。
Multiple regression analysis showed that the score of SDS was correlated with the self-efficacy, help seeking, self-accusation, economic status and frequency of seizure.
多元逐步回归分析显示,对癫痫患者SDS分值影响最大的是自我效能感、求助、自责、经济情况、发作频率。
This paper discusses the necessity of setting up the high frequency electrical knife safety system and its functions of the output frequency control, the time control and the self-test.
本文介绍建立高频电刀安全保障系统的必要性,以及该系统应具有的输出频率检测,时间检测和自检等功能。
The paper introduced design of a data collection system of simulation training for using self-rescuer based on radio frequency technology and introduced design of its software and hardware in details.
文章介绍了一种基于无线射频技术的自救器使用模拟培训数据采集系统的设计,详细介绍了该系统的软、硬件设计。
This paper presents a self-adaptive vowel-frame detection algorithm based on energy distribution analysis in frequency domain.
本文提出了一种基于频域能量分布分析的自适应元音帧提取算法。
The single AC power input voltage frequency, the internal AC to DC after; DC converter rectifier exchange conversion, self-produced - very stable, pure sine wave.
该电源输入单一交流电压和频率,内部经过交流对直流;直流对交流的变流整流转换后,自行产生-非常稳定纯净的正弦波。
Under the values of given self-excited capacitors, rotor speeds and loads, the external characteristics are obtained by calculating the magnetizing reactance and frequency.
在给定自激电容、转速和负载的情况下,通过计算激磁电抗与输出频率,进而得到外特性。
The effective inductor, Q-factor and the self-resonant frequency are extracted from S-parameters.
从得到的散射参数中提取出有效电感、Q值和自谐振频率。
Fluid density is measured by self-push resonant principle and frequency tracking method.
流体密度的检测是采用自激振荡原理和频率跟踪方法得到的。
This paper describes a new mono-frequency laser interferometer using a self-scanning photoelectric diode array (SSPDA) as the receiving device of laser interference fringes.
本文介绍一种采用自扫描光电二极管列阵(SSPDA)作为激光干涉条纹接收器的新型单频激光干涉仪。
Amplifier self-oscillates at a frequency depending on the velocity of the fluid.
放大器自激振荡的频率就取决于流体的速度。
Amplifier self-oscillates at a frequency depending on the velocity of the fluid.
放大器自激振荡的频率就取决于流体的速度。
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