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用户只需要在普通电话线上申请宽带接入，通过一台调制解调器（ADSL）、一台IPTV专用的数字机顶盒（STB）、一台电视机或个人电脑，即可使用IPTV交互式业务，迈入视像化生存的新时代。随着各个政务网和企业网的不断完善以及视频通信技术和产品的发展，客观上具备了将视频通信业务和传统办公自动化系统结合的条件，IPTV应用逐渐成为办公自动化的一... 阅83 转4 评0 公众公开 07-02-09 14:45 |
Broadcast stations and cable systems are not required to broadcast EAS alerts and messages initiated by state and local authorities, but the FCC encourages broadcast licensees and cable operators to transmit emergency alerts as a public service.All EAS broadcasts should be accessible by audio and visual means, or simp... 阅117 转2 评0 公众公开 07-02-06 14:01 |
If the emergency information is being provided in the video portion of programming that is not a regularly scheduled newscast or a newscast that interrupts regular programming (e.g., the programmer provides the emergency information through "crawling" or "scrolling" during regular programming), thi... 阅24 转1 评0 公众公开 07-02-06 13:44 |
伊恩.利利科是澳大利亚的男孩教育专家，他对男孩的５２条建议曾被澳大利亚参议院采纳，以下是其中的精选： .无论在家还是在学校，男性成人与女性成人的性别角色不能失衡。.暴力或攻击性强的男孩通常在小时候缺乏拥抱，教师与家长应该重视与男孩的非语言交流，如拍肩、握手等身体接触。.对于那些需要改进自己行为表现的男孩，教师和家长的要... 阅1499 转307 评2 公众公开 06-12-11 14:25 |
Next Generation Network (NGN) APIs to SupportEmergency Telecommunications Services (ETS)Next Generation Networks (NGN) must provide support for Emergency Telecommunications Services (ETS) to ensure high probability of call completion during national emergency and disaster situations, just as the Public Switched Teleph... 阅119 转3 评0 公众公开 06-05-19 09:07 |
