这是2016年湖北省物理演示实验的作品程序，其功能是在拐杖上面加了一个语音播报功能，可以检测前方的障碍无得距离从而可以有效地提示盲人应对前方的道路状况。-It was in 2016 in hubei province physics demonstration experiment works program, its function was on crutches and a speech function, can detect the obstacles ahead without d