网站首页 英语词典
MSUs are the only signal units that are retransmitted if they are received in error.
MSU是信令接收出错时仅传输的信令单元.
互联网
FISUs carry no user data, but can be used to maintain link integrity and acknowledge MSUs.
FISU不传送任何用户数据, 而是用于维护链路的完整性和确认MSU的.
国先网英语在线翻译词典收录了4367410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。