electric current 托福

1.They measured the strength of an electric current.

他们测量了的强度。

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

当通过时, 液体就分解。

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

● 是利普通过变压器作，使压降低变大。

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

微型磁发器以移动中的磁铁或线圈，在路中制造出感应交。