The experimental method of the impulse excitation was studied in this paper.
介绍了脉冲激励测试结构频率特性的方法,阐述了脉冲激励试验中的基本问题,并通过木/竹复合层合板结构的动态试验,测定出其固有频率。
The blade is excited by means of impulse excitation.
采用脉冲激励法对叶片进行激振,通过计算机采集叶片在该激励下的振动响应信号,并对响应信号进行功率谱分析获得叶片一阶固有频率。
the broadening of wavebeam in the Fresnel region,the transient effect in end-fed array antennas and the broadening of wavebeam caused by bad waveform of exciting pulses.
探讨影响导航雷达方位分辨力的３个理论因素：Ｆｒｅｓｎｅｌ区波束展宽、端馈阵列天线瞬变效应和激励脉冲波形较差引起波束展宽。
New liquid electrical conductance measurement method based on pulsed excitation voltage;
基于电压脉冲激励的液体电导测量新方法
Pulsed exciting power supply of high-power TEA CO_2 laser
大功率TEA CO_2激光器的脉冲激励电源
Dynamic Characteristics of Magnetic Core Under Micro-second Pulse Excitation
μs级脉冲激励下磁开关磁芯磁特性
High Precision Numerical Analysis of Vibration Problems under Pulse Excitation
脉冲激励振动问题的高精度数值分析
Simulation of Multi-Pulse Excitation Linear Predictive Coder in Matlab;
多脉冲激励线性预测声码器设计与Matlab仿真
Design of Electromagnetic Tomography System Based on FPGA and Preliminary Research on Pulse-excitation Method
基于FPGA的EMT系统构建与脉冲激励方法初探
Characteristics of electron emission from La-doped Pb(Zr,Sn,Ti)O_3 antiferroelectric cathode under negative triggering pulse
负脉冲激励下PLZST电子发射特征及发射机理研究
Speech Enhancement Method Based on Kalman Filtering and Multipluse Excitation
基于多脉冲激励和卡尔曼滤波的语音增强算法
The Analysis Method of the DDB of Billinear Packaging System by Half-Sine Wave Ballistic Driving
半正弦脉冲激励下双线性包装系统位移损坏边界确定的解析方法
That the antenna is excited by the high? voltage bipolar pulse generator is described.
此天线由高压双极性脉冲发生器激励。
The Pulsed Semicindutor Laser Beam Shaping and the Driving Power
脉冲半导体激光器光束整形与激励电源的研究
Analysis of Transient EM Scattering from Underground Targets with Pulse Excitations
脉冲源激励下地下目标的电磁散射分析
Simulating Study on Using Pipe System Hydraulic Resonance to Enhance Water Pulse-Jet;
管系水力共振激励脉冲水射流模拟研究
Experimental Investigation on Characteristics of Microsecond Pulsed Plasma Aerodynamic Actuation
μs脉冲等离子体气动激励特性的实验研究
Image segmentation using neighborhood inspiring pulse coupled neural network
基于邻域激励脉冲耦合神经网络的图像分割
Implementation of Narrowband Powering Pulse in Digital Ultrasonic Detector Based on CPLD
数字超声检测仪中窄带激励脉冲的CPLD实现
Research on Impedance Plethysmography Measurement Technique for Cerebral Blood Flow Excited by Current Pulses;
基于脉冲电流激励模式的脑血流电阻抗测量技术
Excimer laser pulse compressed with pulse feedback
利用脉冲负反馈压缩准分子激光脉冲
high pulse repetition rate laser
高重复率脉冲激光器