Electric currents: electric current, Ohm's law, conductivity, Kirchhoff's laws, time varying currents, free and forced oscillations, condensers, inductance, complex impedance, resonant circuits.
电流:电流,欧姆定律,电导率,基尔霍夫定律,时变电流,自由和强迫振荡,电容器,电感,复阻抗,谐振电路。
By using the primitive equations of motion in spherical coordinates, free oscillations of the atmosphere are discussed.
利用球坐标中的原始运动方程组,讨论了大气的自由振动问题。
By using the primitive equations of motion in spherical coordinates, free oscillations of the atmosphere are discussed.
利用球坐标中的原始运动方程组,讨论了大气的自由振动问题。
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