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
- advertising process
- advertising production
- advertising psychology
- advertising research
- advertising sales
- advertisings audience
- advertising scheduling
- advertising song
- advertising spot plan
- advertising spots
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- advertising strategy
- advertising substantiation
- advertising towel
- advice
- advice sheet of book binding design
- advil
- advise people to plant crops and trees
- advisory bodies to the World Heritage Committee
- Advisory Committee of Ministry of Public Security
- Advisory Committee on the Applications of Science and Technology
- Advisory Group on Electronic Devices
- Advisory Group on Electronic Parts
- advocacy
- Advocacy of Tang Poetry