An operating system which is stored in the disk. The relevant routines are loaded from disk into main memory as required.; 存放在磁盤(pán)上的操作系統(tǒng),當(dāng)需要有關(guān)例行程序的時(shí)候,就從磁盤(pán)裝入到主存儲(chǔ)器中。 disk operating system (dos): 磁盤(pán)操作系統(tǒng)disk operating system,dos: 磁碟作業(yè)系統(tǒng)dos disk operating system: 磁盤(pán)操作系統(tǒng); 著名軟件產(chǎn)品dos,disk operating system: 磁盤(pán)操作系統(tǒng)microcomputer disk operating system(dos): 微算機(jī)磁盤(pán)操作系統(tǒng)下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯