住宅区通信配套设施
Residential district telecommunication auxiliary facilities
建筑群设备间
equipment room of building group
建筑物综合箱
comprehensive switchbox in building
楼层综合箱
comprehensive switchbox of each floor
家居信息配线箱
wiring box for household information
通信管道
communication pipeline
缆线管网
cable pipe network
主干缆线
trunk cable line
室内缆线
indoor cable line