The three most important effects of an electric current are heating, magnetic and chemical effects.
2
电流的主要效应是磁效应,热效应和化学效应。
The chief effects of electric currents are the magnetic, heating and chemical effects.
3
按照渗滤电流理论推出的公式表明,由地下水渗滤作用引起的所谓膨胀磁效应也是很小的。
The formulas derived from the theory of diffusion current show that the so-called dilatancy-magnetic effect caused by ground water diffusion is also very small.