PolyU Library
Journal Call no.HE8421.C72
Article TitleNingxia sets up optical backbone network.
Is Part OfCTC news ; v.3, no.8, 5 May 1997, p.7.
AbstractThe Yanchi-Gaoshawo-Lingwu optic-fiber cable that constitutes the Ningxia section of the Jinan-Shijiazhuang-Taiyuan-Yinchuan optic-fiber trunk, has been put into operation.