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
- viewport
- view ray
- Views of Harbin (Fuchiatien) Taken During the Plague Epidemic
- views of natural science
- views of nature
- Views of West Lake
- Views of West Lake in Zhejiang
- views on religion of analytical psychology
- views on religion of psychoanalysis school
- view stone
- view stop
- view transformation
- view window
- View Yangtze Tower in Nanjing
- Vigan Cathedral
- vigesimal
- vigesimal system
- Viggo Fausböll
- vigilance
- vigilance decrement phenomenon
- vigintillion
- vignetting
- vignetting coefficient
- vignetting effect
- vignetting in eyepiece