| 1. | Frame relaying bearer service interworking 帧中继承载业务的互通 |
| 2. | Isdn data link layer specification for frame mode bearer services 综合业务数字网帧模式承载业务数据链路层规范 |
| 3. | Wireless features : short message delivery point - to - point bearer service 无线电通信特征:短消息发送点对点承载业务 |
| 4. | Atm bearer service atm 承载电路业务 |
| 5. | Isdn . telecommunications - integrated services digital network - packet mode bearer service category description 电信.综合服务数字网络 |
| 6. | Supply , installation , commissioning and maintenance of atm wan bearer services for government network 供应政府宽广区域网络异步传输形式载送服务,包括安装、试机及保养服务 |
| 7. | Dss1 - telecommunications - digital subscriber signalling system number 1 - signalling specification for the user signalling bearer service 电信.数字用户信令发送系统no . 1 |
| 8. | Supply , installation , commissioning and maintenance of atm wan bearer services for government network 供应政府宽广区域网络异步传输形式载送服务,包括安装、试机及保养服务 |
| 9. | Multi - rate circuit - mode bearer service for isdn - addendum to the circuit - mode bearer service category description Isdn多速率线路模式载体服务.线路模式载体服务类别描述的附录 |
| 10. | Frame relay services - part 2 : integrated services digital network - frame relay bearer service - service definition 帧中继业务.第2部分:综合业务数字网.帧中继数据承载业务.业务定义 |