He found that the length of time the children's brains spent in both the stable phase-locked states and the unstable phase-shifting states correlated with their IQ scores.
他发现儿童大脑停留在稳定锁相状态和不稳定相移状态下的时间和他们的IQ成绩有关。
The new algorithm can also apply in phase-shifting interferometry.
该新算法也同样适用于相移干涉计量。
Multi-modular carrier phase-shifting SPWM is the combination of multi-converter with SPWM.
组合变流器载波相移SPWM技术是多重化技术和SPWM技术的有机组合。
Phased array radar, is to use phase-shifting electronically controlled antenna array as the main components of a radar.
相控阵雷达,就是以采用电控移相的天线阵为主要元件的一种雷达。
The popular lossy-JPEG image compression arithmetic and phase-shifting technology are introduced.
简介了当今流行的JPEG有损压缩技术和相移技术。
The feasibility of the virtual grating phase-shifting moire fringe method is achieved by comparing the results with those of ZYGO's.
对实际干涉图进行了处理,并与ZYGO的测试结果进行比对,结果吻合,从而证实了这种方法的可行性。
Described are principles, applications and fabrication process of conventional masks and phase-shifting masks with sub-resolution pattems.
介绍亚分辨图形掩模的原理、应用及具有亚分辨图形的相移掩模和传统掩模的制作方法和工艺。
The basic principle of 3d measurement method based on digital phase-shifting and fringe projection techniques is illustrated in this paper.
文中阐述了基于数字相移条纹投影技术的三维测量方法的基本原理。
In ac power network, the way of phase-shifting capacitors to compensate reactive power loss is always adopted to raise network power factor.
在交流电网中,常常采用移相电容器补偿无功功率损耗的方法来提高网络的功率因数。
The phase changes in the imaging process can be tested accurately by the phase-shifting technique and then used for ray tracing to get the spot diagram.
以结构光条纹相位为信息载体,采用相移技术精确地测量结构光条纹成像过程中相位的变化,实现高分辨的光线追迹,得到点列图。
The high spatial resolution digital phase-shifting technology and feedback control technology were utilized in design of the device to improve its precision.
该标准装置采用高分辨率全数字移相技术和反馈控制技术,有效地提高了装置输出精度。
The modification of the notch filter made the extra phase-shifting introduced to the control system passband reduced and so the control performance was improved.
对陷波滤波器进行了改进,使得引入控制系统通频带的附加相移减小,降低了对系统控制性能的影响。
The main structure of the mixer adopts two symmetrical single-balanced mixers, with phase-shifting of the up and down path signals to eliminate the image frequency.
混频器主结构采用两只对称的单平衡混频器组合,通过上下两路信号移相来达到消除镜频的目的。
A circuit topology family of inverters with high frequency pulse AC link and a double polarities phase-shifting control strategy are proposed and deeply investigated.
提出并深入研究了高频脉冲交流环节逆变器电路拓扑族及其双极性移相控制策略。
In dynamic measurement field, when using digital speckle pattern interferometry, we always deal phase with time-average method and spatial carrier phase-shifting method.
在动态测试领域中,数字散斑干涉技术常用到的相位处理方法有时间平均法和空间载波相移法。
The final analysis proved that a phase-shifting surge SPWM optimal control of the inverter, a simple control circuit, in the phase shift smaller, better quality waveform.
最后分析证明了采用移相调压最优SPWM控制的逆变器,控制电路简单,在移相角较小时,波形质量较好。
The phase-shifting method which is used in ESSPI can improve the precision of the measurement greatly. So the phase-shifting method is used in Non Destructive Testing widely.
而在ESSPI的定量测量中应用相移技术,可以使测量精度大为提高,因此被广泛用于无损检测领域。
The automatic test of Corner Cube Reflector (CCR), Roof Prism and Right-angle Prism is achieved by calculating the wavefront got from the digital phase-shifting interferometer.
本文通过对移相式数字波面干涉仪得到的测试波面进行处理实现锥体棱镜、屋脊棱镜和直角棱镜角度测试的数字化和自动化。
This article studies the principle of weighted multi-step phase-shifting algorithm, and this paper expatiates the idea of algorithms, designing theory, detailed designing process.
深入研究了加权多步波长移相干涉测量的原理,阐述了算法的思想、设计理论和具体设计过程。
These three parts use the silicon-controlled rectifier to carry on the control, the trigger of silicon-controlled rectifier adopt phase-shifting trigger of KC05 integrated circuit.
这三个部分均采用可控硅进行控制,可控硅的触发采用KC05集成电路移相触发。
The system adopts digital phase-shifting and fringe projection techniques and its measurement has advantages of non-contact, the whole field, higher precision, and quite high speed.
该系统采用了数字相移条纹投影技术,测量具有非接触、全场、精度较高及快速等优点。
The lateral shear errors and phase shift errors induced by wedge plates are also discussed, and the experimental results of phase-shifting vectorial-shearing interference fringes are given.
文中还对楔板引入的横向剪切误差和相移误差进行了分析,最后给出了实验所得的一组相移干涉图。
This paper describes a preliminary experimentation study on some effect of stress caused by exterior pressure in magnetic core upon phase-shifting characteristics of a ferrite phase shifter.
对磁芯因受外部压力产生应力时对铁氧体移相器移相特性影响进行了初步实验研究。
By studying the theory and method of realizing inductive power transfer for moving electrical apparatus in detail, this paper designs the phase-shifting full-bridge series resonance converter.
文中详细分析了感应电能传输技术的理论和方法,进而设计出用于感应电能传输系统的移相全桥串联谐振逆变器。
In modern power systems, especially in the circumstances of deregulation, the power flow often needs lo he controlled. Therefore the application of the phase-shifting transformer is increasing.
在现代电力系统中,特别是在电力市场环境下,电力潮流往往需要人为控制。为此,移相器在电力网络中的应用日益普遍。
For multiple back-to-back four-quadrant converter, a modified SPWM technique is combined with carrier phase-shifting control, which reduces current harmonic and enhances power exchange ability.
针对多重化的背靠背四象限变流器,采用了载波移相控制与改进的SPWM调制相结合的方法,减小了电流谐波,提高了功率交换能力。
If the reference mirror has tilt and piston errors caused by phase-shifting, the phase shifts of the pixels along the same interferogram are not a constant, but they are still kept on the same plane.
当相移器存在的相移误差包括位移误差与倾斜误差时,同一幅干涉图诸像素点的相移并不同步,但其相移量在同一平面上。
The design method can also apply in Phase-shifting Interferometry.
该设计方法同样适用于相移干涉计量术。
Phase-shifting requires a precise Phase-shifting set and more than one image collected, therefore its application is limited.
相移法需要精密的移相装置,且需采集一幅以上的图像,在应用中受到一定限制。
Phase-shifting requires a precise Phase-shifting set and more than one image collected, therefore its application is limited.
相移法需要精密的移相装置,且需采集一幅以上的图像,在应用中受到一定限制。
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