同时利用CMOS多谐振荡电路产生窄脉冲电流序列对前面处理过的非晶带进行激励,制作成灵敏度高、稳定性好、功耗低的弱磁场传感器。
A sensitive, stable and low power consumption magnetic sensor is constructed using a CMOS multivibrator circuit, in which a sharp pulse train current is applied to the treated amorphous ribbon.
计算结果表明,振荡叶栅非定常流场的压力响应在叶栅前缘较大。
The results show that the unsteady pressure response is large in the oscillating cascade leading edge.
针对非质心作用推力的情况,讨论了附加攻角振荡幅度、脉冲推力大小、作用时间间隔等因素对于修正距离的影响。
While impulse forces not acting on the centroid, the influence of accessional attack Angle oscillation amplitude, impulse force scale and function time interval on range correction was discussed.
采用非稳态数学模型,通过数值模拟对周期性矩型槽通道内流动和换热的振荡特性进行了研究。
Based on an unsteady model, the oscillatory convection heat transfer is studied numerically in the periodical channels with periodically grooved parts.
实现该技术的一个关键技术是如何在运行中避免或控制非稳定振荡燃烧。
To achieve this objective, the major technical challenge is to develop the method to avoid or control the unsteady combustion oscillations.
采用参数多项式方法和振荡流体力学理论,求解静子叶片后的尾流场及尾流场作用下转子叶片通道内的非定常流场。
The wake flow of stator vanes and the unsteady flow in the passage of rotor blades were solved by using oscillating fluid mechanics theory and parametric polynomial method.
通过对比催化剂表面的温度振荡和产物中CO_2的浓度振荡观察到各种复杂的非稳态过程,加深了对产生化学振荡的机理认识。
Various complex unsteady states were observed by the comparison of the catalyst surface temperature oscillations with the CO_2 concentration oscillations in products.
研究结果显示,硅系延期药在燃烧过程呈现出明显的非线形振荡燃烧特点。
Besides, findings indicate that the combustion process of silicon delay explosive is characteristic of obvious nonlinear screeching.
在颤振特性分析中所需要的广义气动力是根据亚音速非定常升力面理论,采用马蹄涡—振荡压力偶极子格网法计算的。
The generalized aerodynamic force required in analysis is calculated by using horse shoe vortex— vibrational pressure doublet grid method, based on theory of subsonic unsteady lifting plane.
改变这些杆的相对长度,这种四杆连杆机构就成为一种实用的机械装置,可以把等速转动转变为非等速转动,或者把连续转动转变成振荡运动。
With various relative lengths of the links, this four-bar linkage becomes a useful mechanism for converting uniform rotary to non-uniform rotary motion or continuous rotary to oscillatory motion.
通过小振幅振荡剪切试验,对经历预剪切的非牛顿原油在静置条件下的结构恢复性进行了研究。
The experiment of static structural recovery on pre-sheared non-Newtonian crude oil has been performed by small amplitude oscillatory shear.
在RLC回路临界点附近,随着冲击电流峰值的增大,残压波波尾从非振荡衰减过渡到大幅度的过零振荡;
Near the critical point of the RLC-circuit, the residual voltage waveform changes form non-oscillating attenuation mode to distinct across zero oscillating mode when the peak current increases.
对带振荡的快速上仰翼型的非定常分离流问题进行了计算研究。
The problem of unsteady separated flow of rapidly pitching airfoil with oscillating motion is computationally studied.
利用FTIR 光谱仪原位跟踪了铝酸钠溶液的碳酸化过程,观察到该过程的红外光谱呈现振荡现象和非重现性。
Carbonating process in sodium aluminate solution has been studied by in-situFTIR spectroscopy. Oscillation phenomenon and nonreproducibility have been observed in IRspectra.
给出了问题径向正解的非存在性,解的振荡性及有界性的充分条件,并对有界解进行了估计。
The nonexistence theorem of radial positive solution, sufficient conditions of oscillation and boundedness of radial solution and estimation for bounded solution are given in this paper.
对于压力增量形式的投影方法,在非交错网格上,仅仅采用近似投影过程,通常不足以抑制压力场的数值振荡。
On staggered grids, the approximate projection procedure for incremental projection methods is not sufficient to avoid the oscillation of pressure.
计算在非交错网格上进行,为了避免压力场的振荡,在连续方程中隐式地加入了压力的四阶数值耗散项。
The 4th order numerical dissipation for pressure was added in the continuity equation to avoid oscillations in pressure solution.
提出了计算电力系统非全相振荡时最大断口电势的简便方法。
A simple method for calculating maximum open-circuit potential was presented when power system was in the non-full phases and swings operation.
此外,通过对振荡叶栅非定常流场结构的研究,发现了叶片吸力面气流分离与叶片振动之间的耦合关系。
Through studying the structure of the unsteady flow field in vibrating cascades, the coupling relationship between flow separation on the suction surface and blade vibration is revealed.
结果表明绕丁坝的近场流动具有强三维非恒定特性,表现在坝后振荡回流区的形成和坝顶表面波的生成。
The observed information shows that the flow is three dimensional and unsteady due to the fluctuating circulation zone and surface wave.
烧瓶振荡法是动态测试抗菌性的方法,与浸渍法相对,原为非溶出性纺织品而设计。
Flask shaking method is commonly used for dynamic test antimicrobial activity. In contrast to leaching antimicrobial test, this method is especially designed for non-permeable textile products.
本文报导了延迟反馈光学双稳系统在恒定输入光强时的非稳输出振荡特性及其模结构实验结果。
This paper reports the experimental results of mode structure for a delayed feedback optical bistable system with constant input intensity.
通过管中心和其它管线的速度变化趋势,以及圆管径向的速度分布,描述了流场的整体流动特性,揭示了非牛顿流体管道流的速度过冲和振荡现象。
They can easy show the behaviors of the flow in the whole cube, reveal the phenomenon of locity overshooting and damping oscillation of the flow.
由于对流为主的弥散方程具有双曲性质,中心差分格式虽然关于空间步长具有二阶精度,但会产生数值弥散和非物理力学特性的数值振荡,使数值模拟失真。
Due to the hyperbolic properties of convection-dominate dispersion equations, the central difference formula often cause numerical dispersion and oscillation even it has two-order precision in space.
建立了基于欧拉方程组的二维振荡机翼非定常气动设计反命题方法的数学模型。
A mathematical model for the inverse problem of unsteady aerodynamic design of 2-d oscillating airfoil based on Euler equations is proposed.
在相同的参数下,振荡周期与铁磁-非磁层的对数有关。
The oscillation period and the oscillation amplitude relate to CO concentration, heating power PF and so on.
在介绍小波包分解原理的基础上,对试验测得的单盘单跨转子系统的油膜振荡非平稳信号用小波包分解方法进行了研究。
On the basis of wavelet packet decomposition technique introduced firstly, the measured unstable oil-film oscillations of single-disc and single-span rotor system were investigated.
通过振荡吸附法对聚合物的结合特性进行了评价,发现印迹聚合物微球对模板分子的识别选择性优于块状印迹聚合物和非印迹聚合物。
Binding property was evaluated with a batch adsorption method. The results indicate that the selective recognition of the template molecule with the molecularly imprinted Po...
通过振荡吸附法对聚合物的结合特性进行了评价,发现印迹聚合物微球对模板分子的识别选择性优于块状印迹聚合物和非印迹聚合物。
Binding property was evaluated with a batch adsorption method. The results indicate that the selective recognition of the template molecule with the molecularly imprinted Po...
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