electric current 托福

1.They measured the strength of an electric current.

他们测量了流的强。

2.A liquid is decomposed when an electric current passes through it.

流通过时, 液体就分解。

3.Lower the pressure and largen the current of common electric current through transformer.

● 是利普通流经过变压器作，使压降低而流变大。

4.The electro-magnetic microgenerator utilizes a moving magnet or coil for inducing an alternating electric current in a circuit.

微型发器以移动中的线圈，在路中制造出感应交流。