查询词典 impedance

The experimental results indicated that the complex impedance spectra of pyroxenite strongly depend on frequency.

GPa和773~1134 K下用阻抗谱法就位测定了辉石岩的电导率。

This paper analyses and implements a kind of UHF Near-Field RFID Reader Antenna. Moreover, it calculates and simulates the impedance and radicalization feature of this antenna theoretically.

本文设计并实现了一种RFID阅读器近场耦合天线，并对该天线的阻抗特性和辐射特性进行了理论计算和仿真。

A pivotable and retractable antenna contains mechanical and electrical components for connecting to, and matching the impedance of, radio frequency circuitry within an electronic device, such as a radiotelephone.

一种可转动及可收缩的天线包括用于在电子装置、如无线电话内与无线电频率电路连接及阻抗匹配的机械及电装置。

Based on the measurement of input-impedance of random devices by vector network analyzer,an improved method "two-branch-method" is proposed in this paper.

在矢量网络分析仪测任意器件输入阻抗的基础上提出了一种可进一步改善测试精度的方法——双分支法，它可自校待测件与矢网端口之间各转换件的附加幅相误差。

The range of the variation of the impedance for composite products is extremely higher than that of bulk polyaniline.

发现不同溶剂及不同的负载浓度对产物的阻抗都有影响。

The rank of the impedance matrix can be reduced by using this method. Thereofre, the CPU time and the memory storage are significantly reduced in solving the matrix equation.

用该方法对阻抗矩阵进行了降阶处理，使得求解矩阵方程所需的时间和所需存储量大大减少。

These result showed that the impedance spetrums of YSZ thin films were well-defined semicircles and the center of the semicircles was below the real axis.

其结果表明：YSZ薄膜的阻抗谱是一个完整的半圆，圆心稍低于实轴。

Impedance matrix elements are computed by using fast Fourier transform, and reduced equation is solved by using diakoptic technique.

阻抗元素计算和减缩方程求解，分别使用快速傅里叶变换和网络分解技术，从而大大提高了计算效率。

Impedance matrix elements are computed by using fast Fourier transform, and reduced equation is solved by using diakoptic technique. Consequently, the computing time is reduced significantly.

阻抗元素计算和减缩方程求解，分别使用快速傅里叶变换和网络分解技术，从而大大提高了计算效率。

Several techniques are discussed: scintigraphy, paracetamol absorption test, breath tests, refractometry, ultrasound, and gastric impedance monitoring.

我们讨论了以下这些技术：闪烁显像法、对乙酰氨基酚吸收试验、呼吸试验、折光测定法、超声法和胃阻抗监测法。

The witness also told the jury at the Royal Courts of Justice in London that he saw a paparazzo fighting with a member of the public who was trying to stop him taking pictures in the minutes before the emergency services arrived.

他还告诉在伦敦皇家法庭的陪审团，在急救服务到来之前，他当时看见一个狗仔队正和一群阻止他拍照的人打架。

The entire N／C program on a tape is made up of an accumulation of these successive data blocks.

纸带上的整个数控程序由这些连续数据单元连接而成。