The lowest frequency at which resonance ( and maximum amplitude) occurs is the first, or fundamental, resonant mode. 共振发生的最低频率(以及最大振幅)即为一阶或基本共振模。
Adjust the frequency up and down until you are satisfied that the wire is in its second resonant mode. 上下调节频率直到你认为金属丝处于其二阶共振模。
The body is coupled to a microwave source causing the body to resonate in at least one resonant mode. 该本体与微波源耦合,从而使该本体在至少一种谐振模式下谐振。
What is the relationship between the wavelength and the frequency for each resonant mode? 波长和每个振动模式的频率之间是什么关系?
Emulation results showed that when the local bending resonant mode of the mass is used as working mode, the vibration amplitude of the mass is large. 仿真发现,以振动块的局部弯曲共振模态作为工作模态能够得到更大的振幅。
Resonant coupling mode of Standing-wave ( 1+ 1/ 2) short cavities chains 驻波(1+1/2)短腔链谐振模式
Research on Load Resonant Mode of Multiple-output Isolated Power Supply used in Current Limiter 限流器用多输出隔离电源负载谐振模式研究
Introduces a system based on AT91RM9200 ( ARM9 Processor) which is applied in the new resonant grounding mode through the arc suppression coil. 文中介绍了一个基于AT91RM9200(ARM9)的消弧线圈接地控制系统。
A new Approach to Predict of Resonant Mode and Field Distributions of Magnetrons 一种预测磁控管谐振模式和场分布的新方法
Based on the laser longitudinal mode splitting theory, a novel scheme of dual-frequency laser with large frequency-difference is presented using electrically controlled birefringence of liquid crystal, and the transmitted resonant mode splitting by birefringent of Fabry-Perot etalon has been analyzed theoretically. 论文以激光纵模的分裂理论为基础,提出了可望获得几十GHz甚至上百GHz的液晶电控双折射双频Nd:YAG激光器的总体方案,并对用双折射效应分裂F-P标准具透射谐振模进行了理论分析;
The dissertation makes theoretic analysis for tracking gimbal servo system at first and establishes the mathematical model, mechanical resonant frequency mode and range of the frequency; 论文首先对跟踪转台伺服系统进行理论分析,确定转台的数学模型、系统机械谐振的模态及大概频率范围;
Design of the Transformer of Resonant Switching Mode Power Supply in Pulse CO_2 Laser 脉冲CO2激光器谐振开关电源变压器的设计
Development of Pulsation Laser Power Supply with Resonant Charging Mode 谐振充电式脉冲激光电源的研制
On the basis of comparing with power supply of full bridge voltage mode, the authors bring forward the full bridge series resonant mode applied in the pulsatile laser power supply. 在与全桥电压型充电方式激光电源比较的基础上,提出了一种谐振充电式脉冲激光电源。
The subject mainly studies the splitting phenomena of laser longitudinal mode and the transmitted resonant mode of Fabry-Perot etalon using electrically controlled birefringence of liquid crystal, so as to find a new approach to obtain the dual-frequency laser output. 本论文主要研究利用液晶的电控双折射效应分裂Nd:YAG激光纵模和F-P标准具谐振模,以寻求产生双频激光输出的新途径。
Characteristic equations of the circular dielectric rod resonator ( DRR) have been solved. The resonant mode chart is shown. 求解圆形介质杆谐振器的特征方程,得到了谐振模式图。
This thesis studies a new medium frequency resonant type switch mode power supply used in dust catcher. 本文对一种谐振式开关电源进行了研究,与传统的除尘用电源相比,它采用了更高的开关频率,从而大大减小了电源的体积;
Design and Research of a Resonant Mode Trigger Circuits with the Switch RSD RSD开关的谐振式触发电路设计与研究
Besides the quasi-local mode above TA acoustic band, we also find a new low frequncy resonant mode just below TA acoustic band. 除了TA带上方的准局域模外,还发现了在TA声学带下方的新的低频共振模式。
The result of an engineering example shows that, for roof structures with 3 D features, these expressions can give quite different results from those given by the expressions in which only the resonant mode is taken into account. 工程算例的结果表明,对于空间振动特征较强、固有频率较密集的屋盖类结构,考虑多振型贡献与只考虑共振振型贡献相比,计算结果有很大差别。
Only one resonant mode is used in traditional resonant antennas, thus the antenna bandwidth is hard to be improved. 传统的谐振型天线往往只利用了辐射器的一个谐振模式,因此其工作带宽很难有实质性的改善。
Due to a large physical size based on resonant mode, antenna incurs a lot of troubles in design and fabrication. 基于谐振工作方式的天线具有较大的物理尺寸,给无线通信设备的设计制造了很大的麻烦。
The single resonant mode and multiple resonant mode of inductor current under discontinuous conduction mode are analysised in detail. 本文对DBFBI的工作模态进行了研究,详细分析了电感电流断续时出现的单次振荡模态和多次振荡模态。
To achieve the pressure, the author is to create a relaxing teaching environment, the theory of multiple intelligence in teaching and learning in an active resonant mode. 达到文不压我,我不窃文的状态,尽量打造一个宽松的教学环境,多元智能理论在教师的教与学生的学中呈现一个积极的共振模式。
In the traditional resonant antenna designs, only the first resonant mode is utilized in the purpose of size miniaturization and design simplification. 在传统的谐振型天线设计中,基于天线小型化以及方便设计的考虑,一般只利用谐振器(辐射器)的第一个谐振模式。
Through observing of resonant and vibration mode, validate the design parameters of transducer. 通过对谐振频率和振动模态的观察,验证了换能器设计参数的正确性。
The phenomena about super-harmonic oscillation, resonant mode sloshing, saddle mode sloshing, campaniform mode sloshing, liquid drop ejecting etc. were observed in vertical and horizontal excitations. 竖直和水平激励均可观察到超谐振动、共振晃动、马鞍型模态晃动、钟形模态共振和液珠喷射等现象。
The resonant mode of quartz tuning fork is analyzed, the compound position of magnetic-film is analyzed by finite element analysis, the most sensitivity compound position to resonant frequency change is got. 分析了石英音叉振动模态,对磁性薄膜复合位置进行有限元分析,得出对谐振参数改变量最敏感的复合位置。