宽带交换机 meaning in English

bex broadband exchange
wide-band exchange unit

Composed of atm broadband switching system , providing the bursty pvc and svcservice , mainly for the private lines supporting narrow and broadband platform
由atm宽带交换机构成，提供可突发的pvc和svc服务，主要作为窄带和宽带专线业务承载平台。
Meanwhile , the application of wdm inevitably steered manufacturers to the research and development of high - end tdm products . in that scenario , nortel shut down its legacy spc production lines and turned itself into a next - generation equipment provider . alcatel came up with its p3 star broadband exchange
波分复用的开发和应用必然引导传统电信制造商集中人才开发tdm的高端产品，于是北电放弃了传统的程控电话交换机的制造，投入下一代产品的研制与推广，阿尔卡特也推出了p3星宽带交换机，西门子、朗讯、 ciena 、中兴、华为等都聚集了大量技术人才，使基于光单波2