名詞 auxiliary operation:

1. a operation performed by off-line equipment not under the control of the central processing unit
   同義詞：off-line operation

1. A directive(by means of a basic transmission unit) from an access method that causes the network control program to perform a data-transfer operation or auxiliary operation.
   在某種存取方法中，利用基本傳輸部件發(fā)出的一種指令，它使得網(wǎng)絡(luò)控制程序執(zhí)行數(shù)據(jù)轉(zhuǎn)移或輔助操作。