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
- According to the electric parameters, the influence of the resonator structure on the equivalent impedance was analyzed.
以所提取的电参数为依据，分析了谐振器的结构对谐振器的等效阻抗的影响。 - 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。 - Protective impedance and radio interference filters are disconnected before carrying out the tests.
在进行该试验前断开保护阻抗和无线电干扰滤波器。 - 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。 - In this paper, the complex impedance property of PTC ceramics has been investigated.
本文研究了PTC陶瓷的复阻抗特性。 - A model of contact impedance is introduced and its influence on high speed signal transmission is analyzed.
提出射频同轴插接器的高频接触阻抗模型，研究它对高速信号传输的影响。 - Percolation structure of concrete was tested and characterized by AC impedance spectroscopy.
混凝土的渗流结构可以用交流阻抗谱方法来测定和表征。 - 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。 - 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。