The computation simulation results show that in confocal optic system this mask can change the point amplitude response. It can improve the resolution, while increase the image contrast.
模拟计算结果表明,在共焦系统中利用该掩模可以改变系统的点振幅响应,从而提高分辨率,并增强图像的反衬度。
If you take a spring, it is true that the period of oscillation is independent of the amplitude but only up to a point.
如果用弹簧,周期的确和,振幅无关,但也只是点到为止。
From this point, M-ary Quadrature Amplitude modulation (MQAM), MultiCarrier modulation (MCM) and adaptive modulation techniques are good candidates in next generation mobile radio system.
从这一点出发,多元正交幅度调制(MQAM)、多载波调制(MCM)及自适应调制技术成为下一代移动无线系统中最有竞争力的几种候选技术。
Under the same amplitude modulation index and same frequency modulation index, different SVM waveforms can be derived from different sampling point distributions.
相同频率调制比和幅度调制比的情况下,对调制波信号的不同采样点分布可以得到不同的SVM波形。
The results show saddle-node bifurcation arises in the turning point of amplitude-frequency curve.
研究结果表明幅频曲线转折点出现鞍结分叉。
Results:At each time point, compared with hand suture method, laser welding had the advantages of faster conducting speed, larger amplitude and shorter maintaining time of action potential.
结果:术后各时间点,同手法缝合侧相比,激光焊接吻合的神经传导速度快,动作电位幅值大,动作电位持续时间短。
We inscribed surface relief grating on the thin films using Point-by-Point method and amplitude mask method (the amplitude mask was taken place by grating roll film manufactured by ourselves).
利用逐点写入法和振幅掩模法(振幅掩模板为自制光栅胶片)在这种薄膜上刻写了表面形貌光栅。
The amplitude and period of a phase at a receiving point depend on source strength and the effect of medium on seismic wave in the propagating from source to the receiving point.
测点上某一震相的振幅和周期决定于震源强度以及震源到测点的整个传播过程中介质对震波的影响。
The amplitude distribution of narrow hand semiconductor noise in junction type OC70, OC71 and point contact type 2N32A transistors were measured experimentally by the "maximum amplitude" method.
本文中描述用振幅峰值的方法,测量面接触型晶体管OC70,OC71和点接触型晶体管2N32A内窄频带低频率噪声的振幅分布。
The paper expatiated it on the basis of different algorithms in this field by dividing them into two categories named as feature point method and amplitude characteristic ratios method.
本文综述了采用示波原理间接测量血压方法的研究进展,并介绍了波形特征法和幅度系数法两类血压判别方法的基本原理,对影响其测量精度的因素进行了分析。
Intensity space distribution near image point of optical system is derived based on the accurate amplitude (therefore the intensity) analytic expression for Fresnel diffraction.
根据准确的菲涅耳衍射振幅和光强解析表达式推导出光学系统像点附近的光强空间分布。
The height of the wave from the lowest to the highest point is its amplitude. The number of cycles per second is the wave's frequency.
从波形的最低点至最髙点的高度是它的幅度,每秒钟周期的数量是波的频率。
As the operating point crosses over the stability boundary, the chug amplitude disappears.
当工作点越过稳定性边界时,低频不稳定的振幅逐渐消失。
The absolute zero angle can be defined at the biggest fringe amplitude point, so this method can also achieve absolute angle measurement.
干涉条纹幅度最大点处确定为绝对零角度位置,因此该方法可以实现角度的绝对测量。
The self-extinguishing of the arc caused by a single-phase grounding fault depends mainly on the amplitude of the residual current at grounding point.
可自恢复性单相接地故障点的电弧是否能自然熄灭的决定因素是接地故障残流的大小。
The frequency, amplitude, zero-point of signal generated by generator can be adjust continuously.
信号发生器所产生的波形的频率、幅值、零点均为连续可调。
Finally, the effect of striking force and striking point at string on the amplitude spectrum are discussed.
从理论和谱分析实验研究了钢琴的击弦点及击弦力度对钢琴幅度谱的影响。
The study of burning under the influence of small amplitude disturbances in ambient gas is a logical starting point for understanding the unsteady burning phenomena.
在周围气体小振幅扰动的影响下的燃烧研究,是了解非稳态燃烧现象合乎逻辑的起点。
Utilizing the related physical model, the linear system of equations solved for the three components of the amplitude of the arbitrary point on the test object may be derived.
利用有关的物理模型,便可导出求解被测物体上任一点的振幅的三个分量的线性方程组。
The problem of neutral-point balance is resolved by changing the amplitude of current reference according to the voltage error of two capacitors.
通过两输出电容电压的偏差改变电流参考给定来实现整流器输出中点平衡。
The minimum and maximum of amplitude fluctuation correspond with the minimum of precession speed after the critical point on the response curve.
振幅、相位、进动角速度在过临界后的波动频率随转速增加而增加。
The amplitude-frequency characteristics measured by means of frequency sweeping are dynamic characteristics and those measured by means of point-to-point method are static characteristics.
用扫频法快速测量各种系统的幅频特性是动态特性,按逐点描绘法取得的幅频特性是静态特性。
The cantilever itself can be used as a point diffraction interferometer element, and a new optical interference probe based on this is set up to measure the deflection or amplitude of the cantilever.
发现了由于V形微探针的结构特点而引起的点衍射干涉现象,并据此构成了一种基于点衍射干涉的微探针振幅测量的干涉光探针,这种干涉光探针在国内外至今未见相同的报导。
When the discharge occurs at different position, the discharge position can be located by the difference of amplitude-frequency characteristic of the signal measured at the same point.
不同位置发生放电时,可利用同一测量点所测信号根据其幅频特性的不同来确定放电位置。
Total effective rate was respectively 97.1% and 83.3%. REG's inflow time, amplitude, turning point height rate, repulse wave, wave type and amplitude dispatch all had obvious changes.
总有效率分别为97.1 %和83 .3 % ,REG的流入时间、波幅、转折高比值、重搏波、波型及幅波差均见明显的变化。
Results R(r) wave amplitude with the right forehead as the reference point was significantly larger than that with the central terminal as the reference point (P<0.05).
结果以右前额为参比点记录的心电图R(r)波振幅比以中心电端为参比点的心电图R(r)波振幅大,具显著性差异(P<0.05)。
Methods: the osteoblast-like cell MG-63 were stimulated with different amplitude by four-point-bend loading device, and the different proliferative index after tension-stress load were studied.
方法:采用四点弯曲细胞力学加载仪对成骨样细胞MG- 6 3分别以不同强度的张应力进行力学刺激,并对其受力后的增殖状态进行了研究。
Methods: the osteoblast-like cell MG-63 were stimulated with different amplitude by four-point-bend loading device, and the different proliferative index after tension-stress load were studied.
方法:采用四点弯曲细胞力学加载仪对成骨样细胞MG- 6 3分别以不同强度的张应力进行力学刺激,并对其受力后的增殖状态进行了研究。
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