这种理论不仅在小非线性相移的情况下与传统Z扫描理论的结果完全一致,而且还适用于大非线性相移的情况。
This theory is not only well consistent with the conventional Z-scan theory in the case of smaller nonlinear phase shift, but also can fit for the larger nonlinear phase shift.
在本文中,我们将会谈到10条你或许想知道的科学定律和理论。这么说吧,即便你没有发现自己是如此频繁地使用扫描电子显微镜,你也会想知道这些。
In this article, we'll look at 10 scientific laws and theories that you might want to brush up on, even if you don't find yourself, say, operating a scanning electron microscope all that frequently.
虽然阿西莫夫虚构的“正电子”大脑并不存在,但是正电子理论确确实实被应用于正电子衍射成像(PET)扫描技术上用来探索人类大脑。
And although Asimov's "positronic" brains do not exist, positrons are indeed used to probe human brains in positron-emission tomography (PET) scanning.
理论上,甚至可以将一个JAASloginmodule构建成与指纹识别器或者虹膜扫描仪交互。
Theoretically, a JAAS LoginModule could even be built to interface with a fingerprint reader or retina scanner.
本文在讨论相控阵有关理论的基础上,设计出了一种实验用的等效非规则光学相控阵扫描系统。
On the basis of the discussion of the optical phased array theory, the design of the equal irregular optical phased array system for experiment is presented.
作者提出低频时码信号的正交扫描解调技术,从理论上分析了正交扫描原理和实现方法,并进行了仿真测试;
The orthogonal sampling demodulating technique for low frequency time-code signal is introduced. Based on the theoretical analysis about its principle and implement method, The simulation is tested.
这一理论出自加拿大的研究员,他们用磁共振扫描仪观察手指内部,记录在指关节发出响声时里面发生了些什么。
The theory comes from Canadian researchers who used MRI scanners to peer deep inside the fingers and record just what happens when knuckles are cracked.
其他反病毒产品的依赖于签名数据库和档案扫描甚至不工作的理论,以防止新的,变异,或有针对性的恶意软件。
Other antivirus products that rely on signature databases and file scanning do not even work in theory to protect against new, mutated, or targeted malware.
为了确定快速成型中树脂固化线条的理论模型,对扫描动作和固化过程进行了详细分析。
To determine the theoretical model of curing resin line in rapid prototyping, the scanning motion and curing process are particularly analyzed.
本文介绍了雷达天线的扫描波束理论,采用了用波束宽度描述天线辐射方向图的方法。
The text introduces the theory of the radar antenna 's scan wave by adopting the method of using wave width to describe antenna radiate direction FIG.
通过扫描电镜图片对木材试样横纹剖面的多孔结构特征进行了观察,并利用分形理论对其进行了分析。
The porous structure of wood samples on their cross sections was observed using the scanning electron microscope (SEM) images and analyzed via the fractal theory.
上述研究工作为具有扫描叠加过程特点的激光加工温度场精确建模和质量控制提供了理论基础。
The research work above provides theory basic for exactly modeling and quality controlling of laser processing temperature field having the character of scanning and superposing process.
方法:9例志愿者行主动脉弓同层动态增强扫描,利用获得的主动脉弓时间-密度曲线(TDC),寻求触发技术的理论阈值。
Methods:Dynamic CT scan was performed in 9 volunteers, measuring the CT value of the same plane of aortic arch and the theoretical threshold was obtained by the time density curve(TDC).
用光学信息论本征理论讨论共焦激光扫描显微镜光学系统的成像关系,获得在理想成像及有像差时系统的光学信息量的表达式。
By using the eigen-theory method of optical information theory, the imaging relationship of the optical system of a confocal laser scanning microscope is discussed.
根据这些扫描曲线,从理论和实验的角度,给出了元件的最佳选取范围。
According to the output scanning curve, we can obtain the best range of component parameters from the considerations of theory and experiment.
理论分析结果表明,异步扫描帧的引入使该方案有效提高了邻节点发现概率和网络数据吞吐量。
Theoretical analysis results show this scheme can increase the probability of neighbor discovery and the data throughput of the network through the introduction of asynchrony scan frames.
报道了对扫描探针电子能谱仪(SPEES)中俄歇电子出射的理论模拟研究。
The simulation of the Auger electron emissions in scanning probe electron energy spectrometer (SPEES) is reported.
理论分析表明,合适的电位扫描速度依赖于腐蚀体系的电化学参数。
A theoretical analysis shows the suitable rate for potential sweep depends on electrochemical parameters of corrosion system.
其中既有宏观的历史文化扫描,又有微观的具体文本细读。既有理论的深刻性,又有实践的针对性。
There are not only macroscopic historical cultural scanning, but also concrete text close reading, not only profound theory, but also clear aim for practice.
在理论上研究了扫描镜电机的神经网络控制器,给出了其稳定的条件,并通过计算机仿真结果证明了它的可行性。
NN controller of the scan mirror engine is researched in the theory, its steady condition is given, its feasibility is proved by the results of computer simulations.
依据白光干涉理论,研制了垂直扫描白光干涉表面三维形貌测量仪。
Based on the white-light interference, a vertical scanning white-light interfering profilometer was designed.
本文系统研究了静态电极下阶梯扫描平行催化伏安法及其各阶导数卷积和导数的理论。
This paper investigated systematically on the theory of catalytic voltammetry with staircase potential ramp at a stationary electrode.
从理论上研究了在主动型栅扫描束流配送系统下,靶体运动对靶区剂量均匀性以及重离子治疗适形程度的影响。
The influences of target motion on dose homogeneity and conformity degree were theoretically studied under the condition of the active raster-scanning beam delivery system.
理论分析与数值实验表明,该算法较列扫描并行算法优越。
The theoretical analysis and numerical experiment show that the new algorithm is better than the line-scan algorithm.
根据光机扫描系统理论和发射光学系统理论设计,完成了大口径远场扫描发射光学系统。
Based on the theories of opt-mechanics scanning system and optical transmitting system, the far field scanning system is designed.
采用反射光谱、扫描电镜及理论模拟计算对大珠母贝珍珠层的结构色及微结构进行了系统的研究。
The structural color and microstructure of nacre in bivalve shells of Pinctada maxima were investigated by optical reflection spectra, scanning electron microscopy and theoretical simulation.
对影响点扫描和变长线扫描成型系统加工效率的各种因素进行了分析,并从理论上对两种系统的加工效率进行了比较。
All factors which effect the processing efficiency of point-scanning and line-scanning system is analyzed, and processing efficiency of the kinds of systems are compared theoretically.
最后,根据伺服系统的理论模型,设计了振镜扫描器伺服驱动电路。
Finally, according to the servo model, the galvanometer scanner servo circuit is designed.
本文对物方“圆锥”扫描进行了理论分析和计算,并讨论了这种扫描方案在多光谱扫描仪中的适用性。
Theoretical analysis and calculation are given in this paper for "conical scanning" in object space. Its practicability in multispectral scanner is discussed.
本文对物方“圆锥”扫描进行了理论分析和计算,并讨论了这种扫描方案在多光谱扫描仪中的适用性。
Theoretical analysis and calculation are given in this paper for "conical scanning" in object space. Its practicability in multispectral scanner is discussed.
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