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1·The hardware of the sys-tem and the realization of the step motor module, audio module, LCD display and LED indicator and alarm module are ex-plained in detail.

详细地介绍了该系统的硬件原理，以及步进电机，音频控制，LCD显示，LED指示灯和报警灯等几个模块的实现方法。

2·Quartz vein zone is audio visual indicator and estimated marking in macroscopic scale.

石英脉带是宏观上直观的找矿评价标志。

3·At that point if the car driver USES his indicator or turns the steering wheel, an audio warning - Motorcycle nearby. Take care - sounds and the wheel vibrates.

这时，如果汽车司机使用指示器，或者是扭转方向盘的话，就会有自动提示——“附近有摩托车，请注意”的声音出现，同时车轮也会摇摆。