英语词汇“X.21”的读音、翻译、释义、用法及例句-森罗网

词汇	X.21
释义	X.21 X.21协定资料通信中，CCITT发布的有关公共资料网路的一种建议性协定，其中定义了专用和交换数位线路同步服务的资料终端设备和公共资料网路间的界面。
随便看	sequenced frames Sequenced Packet eXchange sequence error sequence field sequence monitor sequence number sequence of tenses sequencer sequencer sequence register sequence set sequence symbol sequencing sequencing sequencing key sequent sequential sequential sequential access sequential-access device sequential access method sequential access storage sequential batch operating system sequential batch processing sequential circuit

森罗网英语在线翻译词典收录了223822条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。