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
- 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。 - 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。 - 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。 - 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。 - 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； - 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。 - 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 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。 - 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。 - 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。