Performance and test methods of the thirdorder digitalltiplex equipment operating at 3468 kbit sand using poive justification 34368 kbit s正码速调整三次群数字复用设备技术要求和测试方法
2.
Specification for transmission of component - coded digital television signals for contribution - quality applications at the third hierarchical level 在三次群中传送馈送质量分量编码数字电视信号传输技术规范
