rail truck

Taking some nonlinear factors such as dry friction and wheel-rail impact into consideration, a mathematical model of nonlinear hunting vibrations of the truck is established for a truck of railway freight car with 3 degree freedom.

考虑系统中干摩擦力和轮轨相互碰撞作用等非线性因素，建立了3个自由度的货车转向架非线性横向振动数学模型。

The truck structure, locomotive dynamic performance and the general layout of the locomotive are taken considerations for model selection of the new type metre rail diesel locomotive truck.

从转向架结构、机车动力学及机车总体布置等方面阐述了新型昆明米轨内燃机车转向架的选型。

Fitting crossing panels to a dual-use bridge deck Steel-reinforced rubber grade-crossing rail and truck traffic

用道口板铺设两用桥面钢材加强橡胶的平交道口板使桥梁能通行火车和卡车

There are five major transport modes: air, truck, rail, water and pipe.

有五大模式运输模式: 飞机, 汽车, 铁路, 水路和管道运输.

Design and development of road and rail dual-use concrete mixer truck

公路铁路两用混凝土搅拌运输车设计开发