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
- Two types of power amplifier for measuring speaker impedance curve were analysed.
摘要分析了2种应用于测量扬声器阻抗曲线的功率放大器。 - 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。 - The high impedance devices and signal sources must also be shielded.
高阻设备和信号源也必须是屏蔽的。 - Common low impedance connection points are signal low and guard.
常见的低阻抗连接点为信号低电平和保护线路。 - 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。 - 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。 - Especially it solves the identification problem of high impedance fault well.
尤其较好地解决了高阻抗非线性故障的识别问题。 - 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。 - This paper presents a design scheme of a single-phase circuit impedance measuring apparatus based on DSP.
给出了一种基于DSP的单相阻抗测量仪设计方案。