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
- Abstract: The design method of impedance matching for planar slot antenna is discussed in this paper.
文摘：本文对平板裂缝天线阻抗匹配设计方法进行了讨论。 - 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。 - Input impedance of a network when the output is short-circuited, shorted or grounded.
在（电）网络中，当输出短路、短接或接地时的输入阻抗。 - Increase the impedance of the system can play the role of protective devices;
增加了系统的阻抗可以起到保护装置的作用； - 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。 - An Electrical Impedance Tomography system for thorax monitoring was introduced.
介绍了一种用于胸腔监测的电阻抗成像系统。 - 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。 - 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。 - This current will cause errors in low current measuring or in high impedance circuits.
在测量小电流或高阻电路时，该电流会引起误差。