这是一个关于列车上表盘的编程，用vc++编出一个能够动态显示出表盘走行状况的表盘。-This is a dial on the train, programming, vc++ code with a dynamic display of the dial to the situation of moving dial.

此程序为汽车打票程序动态库C程序源代码，编译成动态库后，只要传入参数，即可实现车票套打功能。-This procedure to buy a ticket for the automotive program the dynamic library C program source code, compiled into a dynamic library, as long as the incoming parameters, can be realized the ticket Taoda