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
- Both of these issues effect the impedance characteristics of the cabling.
这两个问题的影响阻抗特性的电缆。 - 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。 - 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。 - Impedance analysis of a piezoelectric smart beam with a single PZT sheet attached to is implemented in this paper.
讨论了单压电片驱动下钢梁的纵向振动和弯曲振动，得到了压电智能梁的机械阻抗。 - 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。 - 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。 - 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。 - 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。 - 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。 - 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。