In Series/1,a control block which describes the I/O operation; it is used by the channel for execution.; 在IBM Series/1中,一種描述輸入輸出操作的控制塊。通道在進(jìn)行輸入輸出操作時(shí)使用 這種控制塊。 immediate device control block: 快速設(shè)備控制塊; 立即設(shè)備控制塊bdcb block device control block: 塊設(shè)備控制塊dcb device control block: 設(shè)備控制塊device base control block: 設(shè)備基本控制塊device control block: 設(shè)備控制塊下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯