第二调谐器根据外来的控制信号，以预定时间间隔依次调谐多个频道。
A second tuner sequentially tunes plural channels at a predetermined time interval according to a control signal from external.
第二调谐器根据外来的控制信号，以预定时间间隔依次调谐多个频道。
A second tuner sequentially tunes plural channels at a predetermined time interval according to a control signal from external.
应用推荐