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美国计划在1998年前开始播放高清晰度电视节目美国联邦通讯委员会批准了一项计划,要求本国电视台在1998年前开始播放高清晰度电视节目。该委员会批准的这项计划将暂时给各电视台指定一个特殊的频道来播放高清晰度电视节目,再在5年内实现完全播放高清晰度电视节目。指定这个特殊频道,是为了让电视台同时播放普通电视节目和高清晰度电视节目,从而
The United States plans to start playing high-definition television programs by 1998. The U.S. Federal Communications Commission approved a plan to require domestic television stations to begin broadcasting high-definition television programs by 1998. The plan approved by the committee will temporarily assign TV stations a special channel to broadcast high-definition television programs, and within five years, fully implement high-definition television programs. This special channel is designated to allow television stations to broadcast ordinary TV programs and high-definition television programs at the same time.