As an attosecond ultrafast modulation process, SFPB can be extended intrinsically to any sum-frequency of energy-levels.
SFPB作为一种阿秒超快调制过程，从理论上说它可以扩展到任何和频能级系统。
It mainly consists of harmonic generation, sum-frequency generation, difference-frequency generation, optical parametric oscillation and etc.
它主要由二次谐波产生、和频产生、差频产生、光参量振荡等构成。
Different ways to generate yellow laser were discussed, especially two nonlinear-optical methods of sum-frequency mixing and stimulated Raman scattering (SRS).
对黄光激光的产生方式进行了讨论，重点介绍两种获得黄光激光的非线性光学方法：和频和受激拉曼散射效应。
Through theoretical analysis and numerical simulations, the walk-off effect between sum-frequency pulse and pump pulse caused by Group Velocity Mismatch (GVM) was discussed.
通过理论分析和数值模拟研究了在双脉冲泵浦情况下的级联和频与差频的二阶非线性效应，探讨了走离效应对波长转换的影响。
The new effects of phase-conjugation asymmetric attosecond sum-frequency polarization beat (ASPB) of twin composite color-locking stochastic fields in cascade three-level system are investigated.
研究了级联三能级系统中孪生色锁随机光场的相位共轭阿秒和频极化拍频(ASPB)不对称新效应。
The second step is to compute the cluster frequency for each cluster, which is the sum of all the rule frequencies within that cluster.
第二步是计算每个集群的集群频率，这是该集群中所有规则依赖关系的总和。
If you do this, you find the the expected frequency is 0 because deviations from a mean always sum to 0.
如果您这么做，您会发现期望频率是0，因为平均值的偏差的和永远是0。
Method: The frequency and sum of money in consumption of oral hypoglycemic agents during 1998-2002 were analysed.
方法：对我院1998 ~ 2002年口服降血糖药的应用频率、消耗金额进行统计分析。
The phase matching conditions for sum frequency generation are analyzed. The optimum phase matching angles and effective nonlinear coefficients for KTP and LBO are derived and calculated.
进行了双束激光和频相位匹配的理论分析，给出了KTP和LBO 两种晶体在和频时的最佳相位匹配角和有效和频系数。
The relation of frequency sum to temperature is studied.
研究了四频激光陀螺和频与温度之间的关系。
Remember that identity as a frequency is the sum total of your physical, mental, emotional, and spiritual bodies broadcast as electromagnetic pulsations.
回忆起身份如同频率是你们身体的，精神的，情感和以电磁脉动传播的灵性身体总和。
The solar irradiance can be predicted with the algebraic sum of the irradiance of each frequency range forecasted by the established network model.
然后用网络模型对各频域分量进行预测，将各预测结果进行代数叠加，从而得到太阳辐射的预测结果。
However we want to get the least absolute value of frequency deviation not the least square sum of it.
但是实际需要的是使频率偏差的绝对值最小而不是频率偏差的平方和最小。
Describes the experience to maintain GD350 series high frequency electrical knife and sum up the phenomena, analysis and troubleshooting of common failures.
介绍了维修gd350系列高频电刀的经验，对出现的常见故障现象、分析及处理进行了归纳整理。
This article sum up the principle of frequency display in HP8559A spectrum analyzer. And introduce a design to improve frequency accuracy of measurement by using Single-chip-computer.
本文介绍了H P 8559A频谱分析仪频率测量显示电路的基本工作原理，同时阐述了怎样使用单片机对该型号频谱仪实施改造以改善其频率测量准确度。
Methods The data of consumption sum, defined daily dose (DDD), frequency of drug use (DDDs) in 2007 of our hospital was collected and analyzed.
方法对我院2007年头孢类抗菌药物的销售金额、用药频度、限定日剂量等进行统计分析。
METHODS: to collect the amount and sum of money of drugs consumed in this hospital in the first halves of 1999, 2000 and 2001 and to analyse the frequency of antibiotics used.
方法：统计我院1999年上半年、2000年上半年、2001年上半年所有药品的用量和消耗金额，并具体分析抗生素的用药频度。
Method: By using the methods of order of frequency and order of sum of money, the hypolipemic agents used in our hospital during 2002 -2004 were analyzed.
方法：采用频度分析和金额排序的方法对我院2002 -2004年调脂药应用情况进行分析。
A concept of global frequency response function (GFRF) has been presented. The MIMO modal parameter identification modal has been established, based on the weighting sum of modal shape squares.
提出了整体频响函数的新概念(GFRF).以振型平方和的形式对全部频响函数进行加权组合，建立了多输入多输出模态参数的识别模型。
MA method, a novel MPS (minimum power sum) approach based on a distributed NSCs is proposed after the frequency selective property of wireless channels is considered.
MA计算复杂度较高，在充分挖掘无线信道频率选择性特点基础之上，我们提出了一种新的分布式零载波的最小功率和方法。
In high frequency region, the response of an extended target is well approximated as the sum of responses from individual scattering centers.
在高频区，复杂目标的电磁散射表现为多散射中心相干迭加的结果。
Presently, an all-solid-state laser in this spectral range was obtained by frequency conversion, such as frequency-doubling, sum frequency, stimulated or Raman frequency-shifted.
目前，该波段的全固态激光光源主要是利用频率变换技术，通过倍频、和频、受激拉曼频移的方法来获得。
Finally, we sum up the conclusions of this paper, prospect the econometric hot spots in the future, and the significance of doing research using high-frequency data on China securities market.
最后归纳本文的结论，并结合高频数据展望计量经济学未来研究的热点及对我国证券市场高频数据进行研究的意义。
First, this article introduces some theoretical methods and numerical methods to analyze microstrip antenna and sum up some techniques for miniaturization, multi-frequency and broadening the band.
本文首先介绍了微带天线的理论分析方法和数值分析方法，并总结了微带天线小型化、多频段以及展宽频带的各种技术。
First, this article introduces some theoretical methods and numerical methods to analyze microstrip antenna and sum up some techniques for miniaturization, multi-frequency and broadening the band.
本文首先介绍了微带天线的理论分析方法和数值分析方法，并总结了微带天线小型化、多频段以及展宽频带的各种技术。
应用推荐