地图和旅行指南刚一印出来就已经过时了； 从前的餐馆和地标性建筑踪影无处可寻； 郊区玉米地里高速公路纵横交错。
Maps and guidebooks become obsolete as soon as they are printed, restaurants and landmarks vanish on repeat visits, and highways spring up in cornfields on the fringes of town.
该系统采用半导体加速度传感器和电子指南针作为数据输入，并且通过高速高性能单片机c 8051f 310完成数据处理和信息显示。
This system completes data input through the semi-conductor acceleration sensor and the electronic compass, and performs data process and messages display through MCU C8051F310.
本系统采用专用的磁场传感器结合高速微控制器(mcu)的电子指南针能有效解决这些问题。
Using a dedicated high-speed magnetic sensors with microcontroller (MCU) electronic compass can effectively solve these problems.
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