1890年12月18日,英国伦敦开通了世界上首条用电力机车牵引的电气化地铁。电力机车(图1)改变了蒸汽牵引机车带来的黑暗、恶臭而又充满烟雾的乘坐环境,人们坐在明亮、舒适的地铁车厢里看报聊天,享受这种时髦、快捷交通方式所带来的惬意(图2)。地铁解 December 18, 1890, London, UK Opened the world’s first electrified subway traction electric locomotive. Electric locomotives (Figure 1) change the dark, stenchful and smoky ambience of a steam-towed locomotive, and people sit in a bright, comfortable subway car to read newspapers and enjoy the funky, Comfortable (Figure 2). Metro solution