induced current in rail

• 轨道感生电流

induced current in rail的用法和样例：

例句

1. In order for there to be an induced current, we must have a closed circuit.
   为了出现感生电流，我们必须有闭合回路。
2. Lenz's Law states that the induced current flows in a direction such that it opposes the change producing it.
   楞次定律指出感生电流所流动的方向，是要对抗产生的电流改变。