Backbone Facilities Plant and equipment used to provide transmission services to connect tributary facilities from clusters of dispersed users or devices. See Backbone.

 
  • 干線(xiàn)設施提供傳輸服務(wù)的設施和設備,將一群分散用戶(hù)或設備連接到輔助設施上。參見(jiàn)Backbone。
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