单词	purchasing model
释义	purchasing model 采购模式
随便看	direct access data channel direct access deflection direct access device direct access device file control block direct access device space management direct access display channel direct access education system direct access file direct access file manager Direct Access File System direct access hash direct-access hash direct access hashing direct access input-output statement direct access inquiry direct-access inquiry direct access intelligence system direct access investigation direct access library direct-access library Direct Access Management System direct access memory direct-access memory direct access method direct-access method