electric current造句

• Electric currents persisted only for a moment .
  电的流动只持续短暂时间。
• The electric current varies directly with the voltage .
  电流与电压成正比。
• Wires transmit an electric current .
  电线传导电流。
• The question was how could electric current make words ?
  问题是，电流怎样才能变成言词？
• The signal consists of surges of electrons or electric current .
  该信号是由电涌即电流所组成。
• The machine will start running as soon as the electric current is turned on .
  一通电，机器就立刻开始运转。
• Oersted demonstrated that electric currents could produce magnetic effects .
  奥斯忒表演了电流能引起磁效应。
• A flow of charge from one place to another constitutes an electric current .
  电荷从一处流到另一处就构成了电流。
• We make an electron gun which consists of a tungsten wire heated by an electric current .
  我们制造了一把电子枪，它包括一根用电流加热的钨丝。
• The corresponding electric currents are used to deflect an electron beam in a cathode-ray tube .
  相应的电流就用来使阴极射线管里的电子束偏转。
• Similarly, magnetic fields are generated by electric currents and by time-varying electric fields .
  相仿地，磁场由电流和随时间变化的电场产生。
• The electric currents and the magnetic fluctuations, which cause them are, very similar in form .
  电流以及产生这种电流的磁场波动在形式上极为相似。
• Lines which are everywhere tangential to the direction of the flow of electric current are called streamlines .
  处处均与电流方向相切的曲线称为流线。
• He produced an electric spark across a gap between two metal balls by applying an electric current to them .
  他把电流接通到两个金属球上而在其间的间隙处产生火花。
• Using votis electric pile he discovered how to use an electric current to break down various materials into their separate elements .
  他用伏打电池发现通电可将各种物质分解成单质元素。
• The distribution of voltage and the flow of electric current within a field of the sheet are governed by the laws of potentials .
  在该薄板的电场中，电压的分布以及电流的流动，均取决于电位定律。
• They can start one by one to reduce electric current
  可逐台启动，降低启动电流。
• Simple discuss of electric current problem in electric circuits
  电路中的电流问题析
• How do you feel when a weak electric current passes your body
  你想体验身体导电的感觉吗？
• Research for electric current measured value of insulate article
  绝缘试品电流测量值的研究