public void Goin()
{
//BackExit.setBack(Goin);
timeTag = CD.timeTag.updateTag();
CD.setTopUI(this);
time.start();
ReadIDCar.readCar(nextStep, this);
//KeyPad.startInput(input, Delete, clear, OK, Back_, this);
}
//0.入口
public void Goin(Action nextStep)
{
timeTag = CD.timeTag.getTag();
str.Clear();
//inputTB.Text = "";
//tip.Visibility = Visibility.Visible;
this.nextStep = nextStep;
ReadIDCar.readCar(afterReadCar, this);
}