launch cell造句

• That means more than 300 paging zones are connected with one another equally through the vsat network . in each paging zone there is a high - speed paging system , which contains a pncc ( paging network control center ) and many launch cells
  每个寻呼区内各自建设有一套高速寻呼系统，其核心为一套寻呼网络控制中心设备( pncc )和多套发射单元(基站控制器和基站) 。