top rail 上冒头 ; 上横梁
rail top slope 轨顶坡
Top End Rail 上端架 ; 上端梁 ; 上横梁
top side rail 上侧梁 ; 顶边梁 ; 顶侧梁
top and rail 顶端横材
top rail of door 上帽头
top of rail 轨道顶
window top rail [建] 窗扇上冒头
Top-Hat rail 顶帽式导轨
The onboard responder antenna drops into or near the rail top which cause the train digression .
车载应答器天线坠入铁轨或其附近, 导致列车脱轨。
China is the first and only country to have commercial high-speed train service on conventional rail lines that can reach a top operational speed of 350 km/h.
中国是第一个也是唯一一个在传统轨道线路上,拥有最高运营时速达到350公里的商业高速列车运行服务的国家。
France broke the world rail-speed record when a high-speed train travelling on the new line from Paris to Strasbourg touched a top speed of nearly 575kph (357mph).
在巴黎到Strasbourg的铁路线上,一列高速列车打破了列车时速的世界记录,他的最高时速到573千米每小时。
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