P is considered as the intersection of psychology and linguistics, drawing equally upon the language and the mind or brain.

硅钢片是在铁中加入约0.5%～4.5%的硅的铁硅合金。一般用于发电机、电动机的硅钢片含硅量较用于变压器制造的硅钢片的含硅量（ ）。

A．一样多

B．不一定

C．多

D．少