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
- plants in novels of Ming and Qing dynasties
- plants in the essays of Ming and Qing Dynasty
- plants mineral nutrition
- plants mineral nutrition theory
- plant sociology
- Plants of Yuan Drama
- plant stem cell
- plants terrestrialization event
- plant stress acclimation
- plant stress adaptability
- plant stress avoidance
- plant stress ecophysiology
- plant stress response
- plant sulfur deficiency symptom
- plant susceptibility gene
- plant symbiotic microbe
- plant systematics
- plant taxonomic system
- plant taxonomy
- plant temperature
- Plant the State Tree of Russia
- plant tissue
- plant tissue and cell culture
- plant tissue culture
- plant tissue culture medium