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sfnCOCA¹⁸⁴⁹³⁶ 基本例句 Single Frequency Network,单频网 A single-frequency network SFN is a broadcast network where several transmitters simultaneously send the same signal over the same frequency channel. 单频网络 SFN是一个广播网络,在那里几个发射机同时发送相同的信号通过相同频率的信道。 wiki.mycreative.com.cn The key of SFN implementation resides in resolving the transmission synchronization problem of different broadcasters. 而实现单频网的关键就是解决多个发射机发射同步的问题。 fabiao “ Our paper focuses on the anti-cancer activity of one of these compounds, called sulforaphane, or SFN, ” Azarenko added. 我们的论文围绕着其中一种被称为莱菔硫烷或 SFN的化合物的抗癌行为。 yeeyan “ SFN may be an effective cancer preventive agent because it inhibits the proliferation and kills precancerous cells, ” said Wilson. “ SFN也许是一种有效的癌症预防物质,因为它会抑制癌症前期细胞的扩散并将它们杀死,” Wilson说道。 yeeyan At present, SFN is the best method of DTTB coverage. 单频网 SFN是目前地面数字电视广播系统覆盖最好的方法之一。 dictall Firstly, we analyzed the structure of SFN and the principle of the synchronization. 首先,本文分析了单频网的组网方式和同步原理。 cnki Online simulation results show that the design achieves the functional requirements of DMB- T SFN adapter. 经在线仿真验证,该设计达到了 DMB- T单频网适配器的功能要求。 fabiao Secondly, the integral scheme of SFN adapter's implementation is proposed. 其次,本文提出了单频网适配器实现的整体方案。 cnki The International Affairs Committee SfN and US NAS supports neuroscientists worldwide through professional training and international collaboration. 国际事务委员会:藉由专业训练与跨国合作支持全球神经科学家。 myoops The researchers made the surprising discovery that SFN inhibits the proliferation of human tumor cells by a mechanism similar to the way that the anticancer drugs inhibit cell division. 研究人员得出了一个惊人的发现, SFN抑制人体内癌细胞生长的机理与抗癌药物抑制癌细胞分裂的方式相类似。 www.chinadaily.com.cn The SFN adapter studied here is one of the key equipments of the SFN. 本文所研究的单频网适配器,是实现单频网组网的关键设备之一。 dictall This paper describe the principle and structure of SFN Adapter's design in detail. 本文详细介绍了单频网适配器的设计原理和结构。 chinaelectrondevices This method has been adopted in the DVB- T SFN project. The presented method is not only easy to implement, but also excellent in performance. 这种方法已在 DVB- T单频网项目中采用,取得了良好效果,不仅便于实现,还有非常好的效果。 cnki |