导波的衰减可以用能量因子来衡量。
Furthermore, the attenuation of the guided wave can be scaled by the energy factors.
据推断,诱导波动对复制生产率没有好处。
It's deduced that the induced fluctuation does no good to the reproducing productivity.
介绍了超声导波检测埋地管道的特点和应用。
Ultrasonic guided wave testing is widely used for the inspection of buried pipelines at present.
对环板行波管的导波特性进行了详细的数值模拟分析。
A detailed numerical calculation for the propagating wave's dispersion characteristics has been made.
探讨了一种利用微波顺磁共振仪测量波导波长的方法。
A new method for measuring waveguide wavelength using microwave paramagnetic resonance instrument was studied.
提出了用导波光学方法测量交联型聚合物材料的交联温度。
Guided-wave optics method is used to determine the temperature of the crosslinking polymer films.
基于热传导波动模型给出了物体中热波多重散射问题的一般解。
A general solution of multiple scattered waves in solids based on wave equations of heat conduction is given.
但是必须对长源距声波测井波形进行处理,分辨出相应的导波。
It is necessary to process the waveforms of long spacing sonic logs and identify the associated guide waves.
这就是我们现在所说的连续性方程,推导波动方程的必要条件之一。
This is what we now call the equation of continuity, one of the relationships necessary for the derivation of the wave equation.
求解各类截面波导的本征方程,一直是导波光学研究的焦点问题。
It is the focus to get eigen equation of all kinds cross section waveguide in guide wave optics.
为了提高制导精度,系统设计人员希望使用尽可能窄的制导波束。
To improve guidance accuracy the systems engineer will want the narrowest guidance beam possible.
从理论上分析高频纵向超声导波在埋于无限大介质中钢杆传播的特性。
Propagation characteristics of longitudinal ultrasonic guided waves of steel rod embedded in infinite medium are studied in theory.
通过对几种典型槽波导的波导波长的计算,验证了这种新方法的正确性。
Through calculating the guide wavelengths of the typically several groove guides, the correctness of the new method is verified.
在介质本征值问题的理论研究中,重点研究二维周期介质纵向导波问题。
In the theoretical research of the dielectric eigenvalue problem, stress is emphasized on the longitudinal characteristic modes in two-dimensionally periodic dielectric.
研究了带有粘弹性包覆层管道中超声导波扭转模态的频散及其衰减特性。
Dispersion and attenuation characteristics of torsional modes of ultrasonic guided wave in pipe with viscoelastic coating are investigated.
本文对超声导波技术应用于工业管道缺陷无损检测进行了理论和实验研究。
In this paper, industry pipeline defects NDT using ultrasonic guided waves was carried out theoretically and experimentally.
用本文方法对正V形槽波导波导波长的计算结果与文献中的实验值吻合很好。
Calculated results for the guided wavelengths of the regular V-groove guide agree very well with measured values in available literature.
波力电站性能测试数据,对指导波能系统工程设计和理论研究有着重要的意义。
The data of the performance test of wave power station is important and beneficial to both the wave power station design and to its theoretical research.
本文介绍利用光导波与声表面波互作用的布喇格偏转器的设计、制作和实验结果。
This paper describes the design, fabrication and experimental results of Bragg deflectors using acoustooptic interaction of GOW and SAW.
基于导波的部分平面波分析理论,建立了复合固体层中非线性兰姆波的理论模型。
A theoretical model for nonlinear Lamb mode propagation in a composited layer has been established, based on a partial plane wave approach.
本文研究了斜向场下双层磁光薄膜波导中导波光与静磁正向体波之间的相互作用。
The present paper mainly studies the interaction between the guided optical waves (GOWs) and magnetostatic forward volume waves (MSFVWs) in a double layered waveguide under inclined magnetic field.
两种信号处理方法的超声导波应用研究为以后导波信号的处理提供了新的实现依据。
The investigation about application of the two signal processing methods to guided wave inspection signals supplies new realization basis for the signal processing of guided wave inspection.
导波光学方法能够用来测量光学薄膜的特征参数,但通常只在单一波长条件下进行。
The guided wave optical method can be applied to measurement of characteristic parameters of optical thin films, but usually can only be carried out under the conditions of single wavelength.
然后利用变分法求得了超导波态系统的基态能量表达式,并讨论了光子对的形成条件。
The expression of ground energy is given by means of variational method, and the condition of formation of photon pairs discussed.
实验表明,利用斜探头可以在管道中激励和接收超声导波并可对管道中的缺陷进行检测。
The results are shown that ultrasonic guided waves can be generated by angle probe and can be used to inspect the flaws in the pipes.
干涉仪的两个臂长相差波导波长的四分之一,使器件在最佳线性点工作,无需外加电偏压。
Two arms of the interferometer are different in length by one -quarter of a guide wavelength, allowing the device to operate at its optimal linearity point without external electrical bias.
干涉仪的两个臂长相差波导波长的四分之一,使器件在最佳线性点工作,无需外加电偏压。
Two arms of the interferometer are different in length by one -quarter of a guide wavelength, allowing the device to operate at its optimal linearity point without external electrical bias.
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