驻波
- standing wave;stationary wave
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B(14)振型圆环驻波超声波电动机
One Type of B 14 Mode Standing Wave Ultrasonic Motor Using Ring Plate
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激光驻波场中Cr原子运动轨迹与汇聚沉积的分析
Analysis of Cr atom trajectory and focusing deposition in the standing wave field
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X射线驻波方法研究半导体超薄异质外延层
Study of Semiconductor Super Thin Heterostructures with Synchrotron Radiation X-Ray Standing Wave Technique
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激光驻波场形成Cr原子沉积纳米光栅的初步实验研究
The preliminary result of laser-focused Cr atomic deposition for fabricating nanostructure
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椭圆型激光驻波场作用下Cr原子的汇聚特性研究
Focusing characteristic of chromium atoms under elliptical standing wave
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驻波电子直线加速器中的RF相位聚焦
RF alternate phase focusing in standing wave electron Linacs
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利用半经典理论模型,对Cr原子在高斯型激光驻波场中的汇聚沉积进行了模拟分析和研究。
The activities of Cr atom in a Gauss potential field are analyzed by using the semi-classical approximation .
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关于FDTD中驻波行-波边界条件的再讨论
Further Discussion on Standing-Traveling Wave Boundary Condition for FDTD
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采用了一种新的技术方案减小了实验对大的激光功率的要求.利用激光驻波场会聚准直性较好的Cr原子,并使其沉积在硅基片上形成纳米光栅结构。
The collimated Cr atoms are focused by a standing-wave laser field as they are deposited on a silicon substrate .
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激光驻波场中原子deBroglie波的二维衍射
Two Dimension Diffraction of Atomic de Broglie Waves by a Standing Laser Field
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提出了一个快速制备N个囚禁离子集体运动的量子相干叠加态方案。方案中使用了单个驻波激光场与离子的载波共振。
A fast procedure is presented to produce the quantum-interference states forthe collective motion of N trapped ions using a single standing-wave field resonant with the ionic carrier frequency .
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推导出了N端口网络测量驻波和衰减时产生的最大测量误差公式。
A formulation of the maximum error for the VSWR and attenuation of an N-port network is derived , which can be used in error analysis when measuring a microwave network .
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采用反馈法使微波低噪声FET放大器同时获得最佳噪声和最小驻波的研究
Optimization of Both Noise Figure and VSWR in Microwave Low-Noise FET Amplifiers by a Feedback Method
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经过ADS仿真,增益满足要求,输入驻波比很好,但输出驻波比较差,在输出需要增加一个隔离器。
Through ADS simulation , the gain index can meet the requirement , the input VSWR was good while the output VSWR not idea .
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该系统支持BMP格式掩膜图形输入,拥有完整的衍射和驻波模型。
This system supports the input of masking pattern in BMP format and includes integrated diffraction and standing wave model .
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结果表明:当光以禁带频率入射到PS上时,绝大部分光被反射,在PS中是以衰减的驻波形式存在的。
The results show that when light incident with the band gap frequency , most part of light is reflected and an attenuated standing wave exists in the PS.
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一种适于普及的肿瘤放疗设备介绍BJ4小型驻波加速器
A Type of Tumour Radiotherapy Equipment Suitable for Popularization - BJ-4 Small Model Standing Wave Accelerator
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针对所设计的一台驻波型直线超声电机,利用分析动力学的Lagrange方程,采用振型假定法建立定子的机电耦合模型。
This paper used modal assumption method to build the stator 's electro-mechanical dynamic model of a linear ultrasonic motor made by authors , based on Lagrange equation .
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本文利用二端网络理论,推出了磁控管谐振点驻波导数与H形输出变换器截止波长之间的关系式。
In this article , 2-terminal network theory is applied to deduce a formula of the relationship between the standing-wave , ratio at the resonance point of a magnetron and the cutoff wavelength of an H-section-guided output transformer .
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论文还设计了基于CPLD的发射机控制保护电路,可以对射频输入、驻波、电压和温度等状态信息进行检测和保护发射机。
At last , the control system with CPLD is designed , which can detect the input of RF , standing wave , voltage and temperature and protect the transmitter .
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径向标尺包括反射系数Γ、电压驻波比值VSWR、回归损失(dB)以及传输损失(1dB/每格)。
Radial scale markings includes Reflection Coefficient , VSWR , Return Loss ( in dB ), and Transmission Loss ( in 1 dB steps ) .
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具有流动和侧向Helmholtz共振器的驻波管内声场研究Ⅱ.实验验证及结果讨论
A study of sound field in a standing wave tube with flow and lateral Helmholtz resonator II . Experimental confirmation and results discussion
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驻波&行波边界条件在PSTD算法中的实现
Standing-traveling Wave Boundary Condition for the PSTD Algorithm
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本文所设计的天线不仅具有较好的驻波、方向图、增益等电特性,还具有结构坚固、气动外形好等物理特性,符合机载舰载VHF频段宽带小型化天线的要求。
The proposed antennas in this paper have both good electric and physical characteristics , which meet the requirements of airborne and shipborne VHF broadband miniaturized antenna .
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光刻过程中,抗蚀剂内部光敏混合物(PAC)浓度受光场的影响呈驻波分布,导致抗蚀剂显影后的侧壁轮廓成锯齿状。
During lithography process PAC concentration in the resist would be influenced by the intensity of light and its typical distribution alone the resist depth is characterized by standing wave .
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研究开发的过程中采用ANSYS仿真确定悬臂梁的回滞能力和振动范围,利用MATLAB对激光形成的驻波进行仿真,方便结果的处理。
Research and development in the processing , use simulation of ANSYS to determine the ability of delaying and the vibration scope of the cantilever vibration , using MATLAB simulating laser standing wave to get the outcome of the treatment .
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在简单型MILO中微波在轴线方向是π模式,场表现为驻波结构。
Because the microwave field in simple MILO is n mode along the axis and the field is of the standing wave structure .
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该文在Carson算法的基础上,考虑大地介质对串联阻抗和分支导纳矩阵的影响,并采用一种简化算法更完整地计算和分析配电线上的驻波。
This paper adopts a simple method to calculate and analyses the standing waves in detail considering the effects of ground , based on Carson Formula .
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这些是天然地存在于地球的“电磁”空腔&地面和电离层之间的空间中的极低频(ELF)准驻波。
These are quasi-standing extremely low frequency ( ELF ) waves that naturally exist in the earth ´ s'electromagnetic ´ cavity , the space between the ground and the ionosphere .
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同时对最近几年来国内出现的基于SWR驻波率原理的土壤水分监测技术的发展现状做一介绍;
At the same time , the development situation of soil moisture monitoring techniques based on the SWR principle in China was introduced ;