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
- giant impact hypothesis
- giant knotweed rhizome
- Giant Magellan Telescope
- giant magnetioresistive head
- giant magnetoresistance
- giant magnetoresistance alloy
- giant magneto resistance effect
- giant magneto-resistance effect
- giant magnetoresistance effect
- giant magnetoresistance, GMR
- giant magnetoresistance isolator
- giant magnetoresistive head
- giant magnetoresistive head, GMR head
- giant magnetostriction
- giant magnetostrictive actuation
- giant maximum
- Giant Metrewave Radio Telescope
- giant minimum
- giant molecular
- giant molecular cloud
- giant molecular cloud complex
- giant molecular, macromolecule
- giant monopole resonance
- giant network polymer
- giant onion