分干线的英文

• service main
• submain

• 分:    component
• 干线:    groundline; trunk line; main ...
• 分干线 用户干线 支干线:    servicemain
• 干线:    groundline; trunk line; main stem; main line; main circuit; main feed; trunk; artery 公路干线 arterial or main highway; 交通干线 main lines of communication; 干线道路 [土] arterial road; 干线电缆 trunk cable; main cable; 干线公路 arterial highway; 干线铁路 main line railway; 干线通信 trunk communication; 干线网 arterial grid
• 分干管:    submain