一种为燃气抢修研制的高科技语音地图在天津市研制成功,并在2008年奥运期间开始推广应用。这种地图表面上与普通地图相差无几,但技术含量主要体现在语音笔上。首先技术人员将燃气管道的详细信息输入并储存到语音笔的电子芯上,利用隐形编码印刷技术在纸质地图上设置语音暗码以实现地图"开口说 A high-tech voice map developed for fuel gas repairs was successfully developed in Tianjin and started to be popularized and applied during the 2008 Olympic Games. This map on the surface and the general map is almost the same, but the technical content is mainly reflected in the voice pen. First, the technician inputs and stores the detailed information of the gas pipe into the electronic core of the voice pen, and uses the invisible code printing technology to set the voice password on the paper map to realize the map.