“数字电视”的概念、定义、翻译、参考文献-科学参考

单词	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。
随便看	marine entertainment space marine environmental background value marine environmental ecology marine environmental economics marine environmental endocrine disruptors marine environmental geological survey marine environmental hormone marine environmental impact of the shipping marine environmental indicators marine environmental information system marine environmental law marine environmental protection treaties marine environmental quality assessment marine environmental science marine environment forecast marine environment prediction Marine environment protection in China Marine Environment Protection Law of the People's Republic of China marine environment protection planning marine estrogen marine exclusion zone Marine express marine extremophile marine facies marine farm

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