impedance
英 [ɪmˈpiːdns]
美 [ɪmˈpiːdns]
n. 阻抗
复数：impedances
BNC.13555 / COCA.25837
牛津词典
noun
- 阻抗
a measurement of the total resistance of a piece of electrical equipment, etc. to the flow of an alternating current
英英释义
noun
- a material's opposition to the flow of electric current
双语例句
- A set of practical formulas is summarized for calculating the impedance and resistance components of trapper.
总结了一套实用的阻波器阻抗和电阻分量的计算公式。 - The cross-polarization isolation and impedance matching are discussed.
分析了天线的交叉极化特性和阻抗匹配特性。 - This paper presents a method of the lead-acid battery internal resistance measurement based on AC impedance method.
给出了一种基于交流阻抗法的铅酸蓄电池内阻测量方法。 - High impedance voltage switching may be necessary in applications such as monitoring electrochemical cells and measuring semiconductor resistivity.
在有些应用中，例如监测电化电池和测量半导体的电阻系数，则可能必须进行高阻抗电压切换。 - Switching applications of high impedance circuits include low current, high resistance, and high impedance voltage applications.
高阻电路的切换应用包括小电流、高电阻和高阻抗电压应用。 - The chemical attack of sulfate on the concrete was studied by AC impedance technique.
应用交流阻抗谱方法，研究了硫酸盐对混凝土的化学侵蚀。 - An virtual electronic automatic matching system was designed, used for RFID antenna impedance.
构建了一个能为RFID天线阻抗的动态变化提供匹配的自动阻抗匹配虚拟系统。 - Through numerical simulation, a research is taken on the impedance, gain, radiation plot of the antenna.
通过计算测量，对天线的阻抗特性、增益和方向图进行了研究。 - Effects of surface impedance characteristics of the structure on the two sides are different.
结构两侧表面阻抗特性的影响规律和程度存在差异。 - Even if the volume of the speaker is changed, the impedance of the circuit is kept constant.
即使扬声器的音量改变了，电路的阻抗保持不变。