新增长途光缆27000皮长/公里，数字微波干线14400公里，电话交换机容量1961万门。

The total lance of long distance optical cable increases by 27000 sheet km, that of digital microwave links by 14,400 km and the number of telephone lines by 19.61 million.

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新增长途光缆27000皮长/公里，数字微波干线14400公里，电话交换机容量1961万门。

The total lance of long distance optical cable increases by 27000 sheet km, that of digital microwave links by 14, 400 km and the number of telephone lines by 19.61 million.

youdao

结合广东有线数字电视干线传输平台建设，详细介绍了MSTP技术在DVB干线传输中的应用。

Combined with the construction of DVB platform in Guangdong Province, the application of MSTP in DVB trunk transfers is introduced in detail.

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