1. 正如在第二章里所描述的，操作員通過這個(gè)命令，能把一個(gè)物理設(shè)備分配。
   The operator can assign a physical device to a logical device name through this command, as described in the second chapter.
2. 一種安全設(shè)備（通常是終端的一部分），它可以讀取插入槽中的標(biāo)記卡上的信息（這些信息往往以磁條碼的形式記錄在標(biāo)記卡上）。用這種辦法，在允許操作員進(jìn)入系統(tǒng)前，可以防止對(duì)一個(gè)顯示工作站的非法使用。參閱badge。
   A security device(often part of a terminal) that reads information(often from a magnetic strip) on a badge inserted in a slot. In this way, it can prevent the unauthorized use of a display station before allowing an operator to sign on.
3. 由終端操作員或計(jì)算機(jī)發(fā)送的字符或其它的短報(bào)文，用以指出已經(jīng)收到前一報(bào)文。
   By a terminal operator or computer; to send a character or other message to indicate that the previous message has been received.
4. 正如在第二章里所描述的，操作員通過這個(gè)命令，能把一個(gè)物理設(shè)備分配給一個(gè)邏輯設(shè)備名。
   The operator can assign a physical device to a logical device name through this command, as describe in the second chapter.

操的英語(yǔ)翻譯：

作的英語(yǔ)翻譯：

員的英語(yǔ)翻譯：