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
- written-news sheets
- Written on Bamboo and Silk
- Written on the Red Leaf
- written proclamations for admonishment
- written proposal
- written report to a superior official
- written rocord of lawsuit
- written statement to a superior official
- written torah
- W. Ritz
- W. Ritz (1878—1909)
- WR nebula
- Wroclaw
- wrong character
- Wrongskian
- Wronski
- Wronskian
- Wronskian determinant
- Wronski determinant
- Wrottesley crater
- wrought aluminium alloys
- wrought aluminum alloys
- wrought copper alloy
- wrought iron
- wrought magnesium alloys