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。 - 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。 - According to the electric parameters, the influence of the resonator structure on the equivalent impedance was analyzed.
以所提取的电参数为依据，分析了谐振器的结构对谐振器的等效阻抗的影响。 - 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。 - 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。 - 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。 - It also gave the hardware of the control system and the design of the finger's impedance torque controller.
给出了控制系统的硬件实现和手指阻抗力矩控制器的设计。 - 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。 - 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。