以激光为光源，以光导纤维为传输介质进行的通信fibreoptic communication(Britain); fiberoptic communication(US)

• 1976年，美国在芝加哥两个相距7千米的电话局间首次进行了光纤通信试验。

  In 1976, the US carried out test fibreoptic communications for the first time between two Chicago telephone exchanges 7km apart.

• 目前中国已经形成了较完整的光纤通信产业体系。

  China has formed a relatively complete fibreoptic communications production system.