工学 【数字电视】 释 high definition television 高清晰度电视 图像分辨率为1920×1080（图像宽高比为16∶9），可使具有正常视力的观看者在距离画面高度的3倍距离处观看图像时，获得与观看原始景物几乎相同的图像质量感觉的数字电视系统。 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
- China's Environmental Protection (White Paper)
- China's first Mars exploration project
- China's First National Traditional Opera Gala
- China's first nuclear missile test
- China's First Overseas Chinese Evacuation
- China's First Puppet Show and Shadowplay Gala
- China's forest tourism industry
- China's four major regions
- China's free trade area strategy
- China's Golden Auditing Project
- Chinas Got Talent
- China Shanghai International Arts Festival
- China (Shanghai) Pilot Free Trade Zone
- China(Shanghai)Pilot Free Trade Zone
- China's highway logistics freight price index
- China Shipbuilding Culture Museum
- China Shipowners' Association
- China Shipowners Mutual Assurance Association
- China's historical famous towns and villages
- China Silk Association
- China's import and export trade of agricultural products
- China-Singapore Suzhou industrial park
- China-Singapore Tianjin Eco-city
- China's innovative entrepreneurship
- China siris