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
- 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。 - 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。 - 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。 - A set of practical formulas is summarized for calculating the impedance and resistance components of trapper.
总结了一套实用的阻波器阻抗和电阻分量的计算公式。 - 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。 - This paper presents a method of the lead-acid battery internal resistance measurement based on AC impedance method.
给出了一种基于交流阻抗法的铅酸蓄电池内阻测量方法。 - 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。 - 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。 - 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。