本发明所提供的车体广告装置，能够通过投影设备，在后车厢上产生大幅面的显示面，包括动态效果，提高车体广告对观众的 感染力。

And it can produce a large-screen display surface on the back carriage by projector, having dynamic effect and improving the influence of vehicle body advertisement on audience.

youdao

本发明所提供的车体广告装置，能够通过投影设备，在后车厢上产生大幅面的显示面，包括动态效果，提高车体广告对观众的 感染力。

And it can produce a large-screen display surface on the back carriage by projector, having dynamic effect and improving the influence of vehicle body advertisement on audience.

youdao