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DV是Digital Video的英文缩写,DV机是一种应用数字视频格式记录音视频数据的数码摄像机。DV机提供了一次拍摄工具的重大革新,新的摄像机记录视频不再采用模拟信号,而是以压缩的数字信号为记录、制作和传递视频素材的方式。这种新技术的最大优势就大幅度降低了电视制作的成本,打破了传统媒介那种进入媒介的技术障碍,所以具有强大的生命力和吸引力,自然就成为大众文化传播的利器。一、DV新技术在消防宣传中的应用DV技术便于构建一支强有力的消防
DV is the English abbreviation of Digital Video, a digital video camera that records audio and video data in digital video format. The DV machine provides a major innovation in a photographic tool. Instead of using analog signals for new camcorder video, it uses compressed digital signals as a way to record, create and deliver video material. The biggest advantage of this new technology has drastically reduced the cost of television production and broke the technical barriers to entry into the media by traditional media. Therefore, with its strong vitality and attractiveness, it has naturally become a weapon for mass media. First, the new DV technology in the fire advocacy DV technology to facilitate the construction of a strong fire