铁道干线 meaning in Chinese
trunk railway
Examples
- To demolish the key bridges, freight yards, and main rail arteries of france would inevitably result in casualties among the french population .
破坏法国重要桥梁、飞机场、及主要铁道干线，势必伤害法国人民。 - A . c . voltage of electric traction for the railway main lines
铁道干线电力牵引交流电压