查询词典 impedance

Employing FDTD method to calculate the twin strip line characteristic impedance, comparing the result against the microstrip line characteristic impedance .

用FDTD对双带线的特性阻抗进行了计算，并与微带线特性阻抗理论进行比较。

Diode switches or voltage controlled varactors implement dual-band resonators such that they can offer low impedance at the second harmonic of each frequency band, while, in some cases, presenting high impedance at the fundamental frequency as an RF choke circuit.

利用二极体开关或电压控制变容器实施双频共振器以提供在双频操作中每一个频段之二阶谐波的低阻抗，同时在一些实施例里也提供主频段的高阻抗、具有射频阻塞电路作用。

We can also see that because damping factor is a ratio that requires the load impedance to compute, it must be stated against some known impedance to be meaningful.

我们还可以看到因为阻尼因子是一个比率值，而且需要负载阻抗已知才能够进行计算，所以阻尼因子必须和某一已知的阻抗同时具明才有意义。

"But if damping factor is a number derived from the speaker impedance, and speaker impedance dances all over the chart, how can damping factor just be a single number?"...

"但是如果阻尼因子是从扬声器的阻抗计算出来的数值，而且扬声器阻抗会在整个图表上跳舞的话，怎么有可能阻尼因子只是一个单一的数字？"。。。

Technically, the damping factor is the specified load impedance (in use, that'd be the speaker system) divided by the amplifier's output impedance.

技术上，阻尼因子就是指定的负载阻抗（实践中，也就是扬声器系统）除以放大器的输出阻抗。

Technically, the damping factor is the specified load impedance( in use, that'd be the speaker system ) divided by the amplifier's output impedance.

技术上，阻尼因子就是指定的负载阻抗（践中，也就是扬声器系统）以放大器的输出阻抗。

The impedance of a probe-coil above a conductive plate with finite thickness was derived and expressed in series expansion,and then the impedance characteristics of the coil due to lift-off variation were analyzed.

推导了线圈置于有限厚度的金属平板上方时其阻抗计算的级数表达式，并以此为基础分析了由线圈的提离改变所引起的线圈阻抗的变化特征。

This is called an impedance discontinuity or an impedance mismatch.

这被称为阻抗不连续或阻抗不匹配。

In this paper, a new medical impedance imaging modality (Magnetic resonance electrical impedance tomography-MREIT) is first introduced, including its mathematical theories and the reconstruction algorithms. Then its application in early breast cancer detection research is introduced in detail. Finally, its future research direction and major problems are summarized.

本文在此前提下介绍了一种高分辨率的医学电阻抗成像技术－磁共振电阻抗成像技术的成像原理与成像算法，然后介绍了MREIT技术在早期乳腺癌检测方向的应用，最后分析了该研究方向的发展前景以及目前存在的问题。

Magnetic Resonance Electrical Impedance Tomography is a new, noninvasive conductivity imaging modality that integrates current density imaging and traditional electrical impedance tomography.

基于磁共振成像系统的生物电阻抗成像技术是近几年发展起来的新型非入侵式成像技术。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了