| 1. | Optical digital loop carrier equipment sonet - base 同步光纤网路光数位回路载波机设备 |
| 2. | Digital cross connect system equipment sonet - base 同步光纤网路数位交换连接系统设备 |
| 3. | Optical digital loop carrier equipment sonet - based 同步光纤网路光数位回路载波机设备 |
| 4. | Digital cross connect system equipment sonet - based 同步光纤网路数位交换连接系统设备 |
| 5. | Sonet . telecommunications - synchronous optical network - payload mappings 电信.同步光纤网 |
| 6. | Let us examine the serialization delay introduced by sonet / sdh nes 现在来计算一下sdh系统的串行时延。 |
| 7. | Sonet . telecommunications - synchronous optical network : physical layer specifications 电信.同步光纤网 |
| 8. | Sonet . telecommunications - synchronous optical network - tandem connection maintenance 电信.同步光纤网 |
| 9. | Lightwave transimission system and multiplexer equipment sonet - base 同步光纤网路光波传输系统及多工机设备 |
| 10. | Lightwave transimission system and multiplexer equipment sonet - based 同步光纤网路光波传输系统及多工机设备 |