特高频带的带宽为428千赫，这意味着单个部分能够承载一个简单视频图片，光盘效果的视频以及新闻快报、天气预报和紧急通知。

Its bandwidth of 428 kilohertz means a single segment can carry a bare-bones video picture, compact disc-quality audio, and text for news flashes, weather details and emergency announcements.

youdao

特高频带的带宽为428千赫，这意味着单个部分能够承载一个简单视频图片，光盘效果的视频以及新闻快报、天气预报和紧急通知。

Its bandwidth of 428 kilohertz means a single segment can carry a bare-bones video picture, compact disc-quality audio, and text for news flashes, weather details and emergency announcements.

youdao