branch h line支线
branch-line railway支线线路
Branch-Line Coupler分支线型
Pingxi Branch Rail Line平溪支线
Branch-line pattern支线型
coupler branch-line叉路藕合器
Branch-line支线
private branch exchange line专用交换机线;专用小交换机中继线
branch gas line detail支气管路
N-COUNT（可数名词） A branch line is a railway line that goes to small towns rather than one that goes between large cities. 铁路支线