片语
overhead junction crossing架空线网并线器
overhead crossing detail空中交叉
overhead d crossing架空交叉
overhead crossing underground culvert立交地涵
overhead pedestrian crossing悬挂式人行桥
overhead crossing station house跨线站房桩
type of overhead crossing线岔形式
pipeline overhead crossing管道跨越
overhead line crossingAn overhead line crossing is the crossing of an obstacle—such as a traffic route, a river, a valley or a strait—by an overhead power line. The style of crossing depends on the local conditions and regulations at the time the power line is constructed.