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
- reversal theory
- reverse
- reverse address resolution protocol
- reverse address resolution protocol, RARP
- reverse analysis
- reverse atom transfer radical polymerization
- reverse atom transfer radical polymerization (RATRP)
- reverse auction
- reverse azimuth
- reverse bearing
- reverse bias
- reverse blocking insulated gate bipolar transistor
- reverse blocking thyristor
- reverse braking
- reverse Brayton refrigeration cycle
- reverse breakdown voltage
- reverse Carnot refrigeration cycle
- reverse chemical genetics
- reverse circulation cementing
- reverse circulation continuous coring
- reverse-circulation well clean-up
- reverse conducting insulated gate bipolar transistor
- reverse conducting thyristor
- reverse convex constraint
- reverse convex program