网络与数据通信 协议体系与组成结构 释文 round trip time, RTT 往返路程时间
- left nucleus
- left null object
- left operation
- left operator
- left operator domain
- left order
- left ordered group
- left ordered set
- left Ore condition
- left Ore domain
- left Ore ring
- left Ore set
- left parametrix
- left parenthesis
- left perfect ring
- left periodic group
- left PID
- left PIR
- left polygon
- left posterior fascicular block
- left primary element
- left primitive algebra
- left primitive ideal
- left primitive ring
- left principal fibration