cog railway
cog-railway的词性:
n.(名词)
1. A railway designed to operate on steep slopes and having a locomotive with a center cogwheel that engages with a cogged center rail to provide traction.Also called rack railway
齿轨铁路:为在陡坡上运转而设计的铁路,牵引机车有中央嵌齿轮,它与装齿轮的中央轨道啮合以提供牵引力也作 rack railway