One can narrow the search by specifying the range of employees, revenue and export figures, accepting only those companies that fall within the requested area.

A．avenue

B．import

C．compensate

D．earnings

扩频码集的非零互相关系数引起各用户之间的相互干扰称为（）。

A、同频干扰

B、邻道干扰

C、互调干扰

D、多址干扰（MAI）