“conditional access system”的概念、定义、翻译、参考文献-科学参考

单词	conditional access system
释义	conditional access system Encyclopedia 文学条件接收释 conditional access system有条件接收系统对视频、音频及其相关数据进行加扰、加密、传输，采用智能卡等软硬件方式对用户进行授权控制管理，并使合法的、经授权的用户可以正确接收、解密、解扰的相关软硬件组成的系统。简称CAS。
随便看	electron rest frame electron rest mass electron rich electron rich [system] electron rich system Electrons and Holes in Semiconductors electron saturation current electrons bombard active pixel sensor electron scattering electron scattering continuum electron scattering opacity electron secondary desorption electron-seeking electron self-energy electron semi conductor electron-sensitive electron shake off electron shell electron solvation electron source electron spectrometer electron spectroscopy electron spectroscopy for chemical analysis electron spectroscopy for chemical analysis (ESCA) electron spectrum

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