aerial pipe line bridge  架空管桥; 数字影像打印模式

elevated line bridge  高架桥

Main-line Bridge  正线桥

multi-line bridge  多线桥

Pipe Line Bridge  管道桥

bridge work-line  桥梁工作线

double line whole-hole box bridge  双线整孔箱梁

double-line railway bridge  双线铁路桥

Over-line Continuous Beam Bridge  跨线连续梁桥

rigidity over line arch bridge  跨线刚拱桥

single-line railway bridge  单线铁路桥

Double line-line voltage control  双电压控制

line-line extreme distance  线-线极限距离

line-line topological relation in traffic network  交通网络线-线拓扑关系

on-line line loss  在线线损

loss-free line (=lossless line =lossless transmission line)  无耗损线

SDSL Single-Line Digital Subscriber Line，Single-Line DSL  单绞线数字用户系统; 对称数字用户回路

assistant shipping channel bridge of Harbin Songpu Bridge  哈尔滨松浦大桥辅航道桥

bridge in bridge  桥中桥