模拟人声经行报站和预报站；对说报站经行汉字显示；到站状态显示；站名语音信息的录入；录音放音以及站名选择控制-Simulation of the human voice through the line bus stop and forecasting station　the stops by the line of said character display　station status display　station names voice information input　recording playback and selection control station name