理学 数字电视 释 high definition television; HDTV 高清电视 一种新的电视业务。采用数字信号传输，拥有极佳的视频、音频效果，其宽高比为16∶9，已有3种显示分辨率格式：720P（1280×720，逐行）、1080i（1920×1080，隔行）和1080P（1920×1080，逐行），帧率达60fps，支持杜比5.1声道多路环绕立体声。HDTV是high definition television的英文缩写，其中文意思是“高清晰度电视”，源于数字电视（digital television，DTV）技术，采用数字信号，拥有最佳的视频、音频效果。
计算机应用 多媒体 释文 high definition television, HDTV 高清电视
- Bu Yan
- Buyandelger
- buyang huanwu decoction
- Buyang language
- Buyaocun
- buy back contract
- buyback contract
- Buyehou
- Buyei literature
- Buyeo National Museum
- buyer power
- buyer's credit
- Buyi costume
- Buyi dance
- Buyi music
- Buyi opera
- Buyi pan song
- Buyout packages
- Buys-Ballot crater
- buy-side e-market
- buyueli
- Buzau
- Bu Zhengwei
- Bu Zhi
- buzhong yiqi decoction