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数字电视
释义
数字电视
Encyclopedia
理学
数字电视
释
digital television;digital TV
数字电视
从制作到发射、传输、接收的所有环节都使用数字信号的电视系统。其将传统的模拟电视信号经过抽样、量化转换为数字信号,然后在数字信号的基础上进行各种处理、传输、存储和记录,也可以用电子计算机进行处理、存储和控制。采用数字技术不仅使各种电视设备获得比原有模拟设备更高的性能,而且还具有模拟技术不能实现的新功能,使电视技术步入崭新时代。
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Police Story
Police Story series
police sub-stations and police booths
police-tax department cooperation
police technology
police testifies in the courtroom
police training
police training programme
police uniform
police vehicles
police vessels
police vocational values
police warning
police weapon equipments
policies for disaster risk reduction of agriculture
policies for the development of agricultural science and technology
policies of agricultural pollution treatment
policies of returning marginal farmlands to forests
policies of utilization,restriction and reform
policies on agricultural land property rights
policing command platform
policing intelligence analyst
policing intelligence dissemination
policing intelligence education
policing intelligence fusion
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
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更新时间:2026/9/9 1:21:25