米轨、寸轨、准轨“三轨并存”——这座博物馆讲述百年云南铁路史
View of Yunnan Railway Museum in Kunming

这是5月14日在云南铁路博物馆拍摄的不同时期的列车，从左到右依次是准轨东风Ⅰ型2058号内燃机车、SN型29号寸轨蒸汽机车、“米其林”内燃动车组、准轨春城号动车组（无人机全景照片）。云南铁路博物馆位于昆明市北京路昆明北火车站内，是一座兼具“车站上的博物馆”与“博物馆中的车站”双重属性的专题展馆。该馆以百年云南铁路发展史为主线，系统呈现了从米轨、寸轨到准轨，从蒸汽机车到高铁的跨越式演进历程。[新华社记者 陈欣波 摄]

A panoramic drone photo shows trains from different period of time at Yunnan Railway Museum in Kunming, southwest China's Yunnan Province, May 14, 2025. Housed in Kunming North Railway Station, the Yunnan Railway Museum takes the century-long development history of Yunnan railway as the leading story line to narrate the frog-leaping evolution railway gauge standards from meter gauge to inch gauge, and standard gauge, as well as railway technologies from steam locomotives to high-speed rails. (Xinhua/Chen Xinbo)