Token bus USES a physical bus topology, but also USES a token-passing scheme to arbitrate access to the bus.
令牌总线使用了物理总线拓扑结构，但同时也有一个令牌传递方案，用来判决每台计算机对总线的访问权限。
2
RETHER is a timed-token-passing bus protocol based on Ethernet. It provides the real-time transfer performance.
RETHER是一种基于以太网的定时令牌总线协议，能够对数据传输提供实时性能。
3
An industrial networking system that USES token-passing peer-to-peer communications at data transfer rates of one megabit per second (MBPS). The network media is shielded twisted-pair cable.