They get away with this because broadcast television is still unchallenged as a mass medium. 他们能成功是因为广播电视作为大众媒体其地位仍然牢固。
Anyone can broadcast electromagnetic waves and no one really owns the transmission medium. 任何人都能广播电磁波,实际上没有人拥有这种传播介质。
ISDN Technology and Automatic Broadcast Control System of Medium Wave Broadcast ISDN技术及中波广播自动播控系统
How to localize scientifically the broadcast medium, and how to broaden the existing space of the broadcast medium are the key to broadcasts medium development. 如何科学地把握广播的媒介定位,如何开拓适合广播媒介定位的生存空间是广播媒介发展的关键。
On the Role of Broadcast Medium 解读广播媒介角色定位
Designing of Real-Time Data Collection System for Digital Amplitude Modulation Broadcast Transmitter in 10 KW Medium Wave 10kW中波数字调幅广播发射机的实时数据采集系统设计
Broadcast and Dissemination in the Medium Situation 媒介情境中的播音与主持传播
With the development of computer network technical which brings great changes for the broadcast of TV programe in the way, network TV arised, which changes the present situation of single direction of medium infomation. 计算机网络技术的发展给电视节目的播出方式带来了巨大的变化,网络电视这一传播媒体应运而生,从而改变了目前广播电视媒体信息单向传播的缺陷。
As a traditional broadcast medium, it has to face the challenge in order to get further development and more space and path. 作为传统媒体的广播,必须迎接挑战,寻求进一步发展的空间和路径。
Since new century, conduct and actions after newspaper, broadcast, television of "the fourth medium"-network, is rising quickly in our country. 新世纪以来,作为继报纸、广播、电视之后的第四媒体&网络,在我国迅速兴起。
Opportunistic routing significantly increases unicast throughput of wireless mesh networks by effectively utilizing the wireless broadcast medium. 机会路由有效利用了无线信道的广播特性,显著提高了无线网状网单播通信的吞吐量。
Opportunistic routing can significantly increases transmission reliability and end to end throughput in wireless networks by effectively utilizing the wireless broadcast medium with routing delay strategy. 机会路由通过一种路由推迟策略充分利用了无线信道的广播特性,可以有效提高无线网络的传输可靠性和端到端的吞吐率。
Whether these mechanisms are theoretical based on mathematical calculations or practical test-beds, they all have utilized the broadcast nature of the wireless medium to mix the data from multiple sources and thus bandwidth saving will obtained. 无论这些机制是基于数学理论计算还是实际试验床,它们都利用了无线广播特性混合来自多个源的数据,从而节省带宽。
Given the broadcast nature of the wireless medium, the security of data communication has received considerable attentions. 鉴于无线媒介的广播特性,其信息传输的安全性一直备受关注。
Traditional media and so on broadcast, television, newspaper start in the competition to present the medium fusion tendency. 广播、电视、报纸等传统媒介在竞争中开始呈现出媒介融合趋势。