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
- index of compactness
- index of connection
- index of correlation
- index of cycle
- index of diffraction
- index of dispersion
- index of diversification
- index of drilling engineering quality
- index of economic liberalization
- index of eigenvalues
- index of environmental pressure
- index of growth
- index of imprimitivity
- index of inertia
- index of irregularity
- index of morphological typology
- index of multiplicity
- index of next larger scale charts
- index of nilpotency
- index of nutritional quality
- index of polydispersity
- index of refraction
- index of relative nullity
- index of reliability
- index of road freight transportation quality