The total length of long-distance optical cable installed increased by 27,000 sheath km, that of digital microwave links by 14,400 km, and the number of telephone lines by 19.61 million.

 
  • 新增長(cháng)途光纜27000皮長(cháng)公里,數字微波干線(xiàn)14400公里,電話(huà)交換機容量1961萬(wàn)門(mén)。
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