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国际田联2015年世界锦标赛(下称田径世锦赛)于2015年8月22日~30日在北京举行,这是该赛事第一次在中国举行。北京因为举办过2006年北京世界青年锦标赛、2007年“好运北京”田径测试赛、2008年北京奥运会以及北京田径挑战赛等诸多田径赛事,拥有较为丰富的田径赛事举办经验。电视是体育赛事呈现和传播的主要方式。央视体育频道转播团队在这一届田径世锦赛扮演了三个角色,既是北京田径世锦赛组委会电视转播部,又是赛事的公用信号提供单位(主播机构),还是持权转播商。其中,公用信号的提
IAAF World Championships 2015 (hereinafter referred to as track and field world championships) held in Beijing from August 22 to August 30, 2015, this is the first time the event was held in China. Beijing has a wealth of experience in track and field events because of many track and field events such as the 2006 Beijing World Junior Championships, the 2007 Good Luck Beijing Track and Field Test, the 2008 Beijing Olympic Games and the Beijing Track and Field Challenge. Television is the main way in which sports events are presented and disseminated. CCTV sports channel relay team plays three roles in this World Athletics World Championships. It is not only the TV relay unit of the Organizing Committee of Beijing Athletics World Championships, but also the common signal provider (anchor agency) of the event and the rights holder. Among them, the public signal to mention