1) operator trunk
话务员中继电路
2) operator circuit
话务员电路
3) operator telephone circuit
话务员话机电路
4) attendant direct trunk access
话务员直接接入中继线
5) repeat circuit
中继电路
1.
In this paper,the standard of RS 485 bus and its applications in an channel detecting and accident switching are introduced,and in the situation of overfull load notes or overlong transmission distance,a repeat circuit of RS 485 is proposed.
介绍了RS 485总线规范及其在远动信道监测及故障倒换中的应用,并针对负载节点过多或传输距离长的特点,提出了一种RS 485中继电路。
2.
In this paper, the standard of RS-485 bus and its applications in an UPS monitor system are introduced, and in the situation of overfull load nodes or overlong transmission distance, a repeat circuit of RS-485 is proposed.
介绍了RS 4 85总线规范及其在UPS监控系统中的应用 ,并针对负载节点过多或传输距离长的特点 ,提出了一种RS 4 85中继电路。
补充资料:话务员
使用交换机分配电话线路的工作人员。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条