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
- 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。 - 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 applications of electrochemical impedance spectroscopy to the research of electrodeposition of various metals and alloys were introduced.
介绍了电化学阻抗谱在各种金属及合金的电沉积研究中的应用。 - 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。 - 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。 - A design of Magnetic resonance electrical impedance tomography ( MREIT) system is presented.
介绍了磁共振电阻抗成像系统设计。 - 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。 - 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。 - 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。 - 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。