数据: data; record; information交换: exchange; swap; interchange; ...单元: unit; unit element; cell; lo ...交换单元: crosspoint; exchange unit，eu电子数据交换存取单元: edi-au edi access unit边缘交换单元: edge switch电路交换单元: csu circuit switching unit电信交换单元: tsu telecommunication switching unit空分交换单元: ssu space switching unit时隙交换单元: tsiu time slot interchange unit; tsu:time switching unit数字交换单元: digital switching element; dse digital switch element; dsu digital switching unit外围交换单元: peripheral switching unit线路交换单元: csu circuit switching unit远端交换单元: rsu remote switching unit综合交换单元: ise integrated switch element数据转换单元: dcu data conversion unitcad数据交换: cad data exchange数据交换: data swapping; datex data exchange; dex data exchange; di data interchange; ds data switching数据交换机: data exchange unit; dse data switching exchange数据交换局: data switching exchange数据交换码: dic data interchange code数据交换器: data exchange unit数据交换网: data switched network; data switching network二功能交换单元: two-function interchange box宽带远端交换单元: brsu broadband remote switch unit
