This paper is involved in the analysis of oscillation starting condition, output voltage amplitude adjustment, and frequency selection network composition of sinusoidal coave oscillation circuit. 分析了用运算放大器组成正弦波振荡电路的起振条件和输出电压幅值的调节及选频网络的构成。
By identifying the limit cycle oscillation frequency point and specific amplitude and phase margin, different PID parameters are provided with anticipative step response curve to help parameter selection. 利用继电辨识得到过程的临界振荡点,选择不同的相位裕度和幅值裕度得到不同的PID参数组,并提供相应的预期阶跃响应曲线帮助参数选择。
Objective To discuss the relationship between the mental rotation and the amplitude modulation of P 300. Literature resource and selection Research papers and reviews in this field. 目的探讨心理旋转与事件相关电位特异波P300波幅改变的关系。资料来源与选择国内外该领域的研究论文和综述。
Based on the above, the impact of amplitude coefficient ratio on amplitude-phase Double Differential Space-Time Codes is discussed, and an optimal selection scheme in amplitude coefficient is given. 在此基础上,讨论了幅度系数比对幅度相位双差分空时码的影响,并给出了一种最佳的幅度系数选择方案。
This paper introduces the effect of the impedance factor to the highest and the lowest amplitude value of the impedance surge chamber and analyzes the reasonable selection for the impedance factor of the surge chamber. 介绍了阻抗系数对阻抗式调压室波动的最高和最低幅值的影响,分析了如何合理地选择调压室的阻抗系数。
And the changes of amplitude of EGG can be the criteria for medical selection of air crew and diagnosis and evaluation of therapy of air-sickness. 视动刺激和Coriolis加速度刺激时的胃电振幅的定量测定可做为飞行人员医学选拔、晕机病的诊断及其矫治效果评定的客观依据之一。
According to the paving feature of roll compacted concrete ( RCC) and stabilization soil. The paper analyzes the working principle of tamping equipment of the paver and discusses the adjustable principle of amplitude of tamping equipment and selection of tamping frequency. 根据碾压混凝土和稳定土材料的摊铺特点,分析了此类摊铺机振捣装置的工作原理,论述了振捣装置振幅的调整原则和振捣频率的选择。
The development status, signification and amplitude prospect on roof greening in Beijing were described by analyzing the plant selection and safe problems for the construction in this paper. 该文通过回顾北京市屋顶绿化的发展现状,阐述了北京实施屋顶绿化的意义,并对屋顶绿化植物选择、安全问题等进行分析,展示了屋顶绿化广阔的发展前景。
During this suppression, the relative amplitude of signal has been preserved by deliberate data analysis and iterative parameter selection, resulting in the expected effects. 在压制噪声的同时,通过精细分析和迭代选择参数,较好地保持了地震信号的相对振幅关系,取得了预期的效果。
Defects of asphalt pavement and amplitude selection of construction machinery 沥青路面铺面缺陷与施工机械的振幅选择
Prm support amplitude movement region selection method 臂架变幅运动区域选取的方法
The effect of non-sinusoidal oscillation amplitude on liquid friction force in mold with casting speed 2. 0 m/ min has been analyzed by a mathematical model of liquid friction combined a non-sinusoidal oscillation waveform with optimum mode virtue to get amplitude selection principle and determination method. 利用结晶器液体摩擦力模型,结合具有最佳振动模式特点的非正弦振动形式,分析了2.0m/min拉速时非正弦振动振幅对液体摩擦力的影响,给出了振幅选取原则和确定方法。
In this paper, a design method of typical track radar IF-receiver is studied. The three-way consistence in amplitude and phase, design of amplifier dynamic range and selection of key components are introduced in particular. 研究了典型跟踪雷达中频接收机的设计方法,着重介绍了三路幅相一致性、放大器动态范围的设计及重要器件的选择。
Instead, the amount of transient information is very rich, and the transient signal amplitude is much larger than the steady-state signal', this extremely benefits the line selection. 而故障时的暂态量信息非常丰富,暂态信号幅值远大于稳态信号幅值,对选线极为有利。
Based on the characteristics of traditional Gabor face recognition is will face image and multi-scale, multidirectional Gabor wavelet function convolution after Gabor amplitude characteristics of the sampling and feature selection, and then cascade to form the feature space to show a face. 传统的基于Gabor特征的人脸识别是将人脸图像与多尺度、多方向的Gabor小波函数卷积之后,对Gabor幅值特征进行下采样和特征选择,然后级联这些特征构成特征空间来表示人脸。