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
- 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。 - 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。 - 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。 - 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； - 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。 - 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。 - 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。 - Through numerical simulation, a research is taken on the impedance, gain, radiation plot of the antenna.
通过计算测量，对天线的阻抗特性、增益和方向图进行了研究。 - 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。 - 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。