“Direct Broadcasting Satellite (DBS) Service”的概念、定义、翻译、参考文献-科学参考

单词	Direct Broadcasting Satellite (DBS) Service
释义	Direct Broadcasting Satellite (DBS) Service Encyclopedia 工学直播卫星释 Direct Broadcasting Satellite (DBS) Service直播卫星业务利用直播卫星开展的卫星视频和音频广播业务，用户或最终用户直接从同步轨道直播卫星接收信号的卫星电视系统，信号以数字格式在微波频率下广播。
随便看	Moral and Social Life moral autonomy moral belief moral capital moral casuistry moral category moral character moral character education moral choice moral community moral conduct moral consciousness moral costs Moral Courage Moral criticism moral cultivation moral culture moral development moral disengagement in sport moral disorder moral duty moral economy Moral Education moral education moral education in higher education institution

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。