在基层的田径运动中,由于参赛队员的水平参差不齐,3000米以上的长跑项目,成绩好的运动员往往超过成绩差的运动员好几圈,俗称“套圈”,随着距离的加长,像5000米、10000米,“套圈”的圈数更多,人数也更多,这就给终点工作造成了很大的麻烦,现在基层的比赛一般都采用人盯人记圈、报 In grassroots track and field, due to the uneven level of team members, long-distance running projects of 3000 meters and above, athletes with good grades tend to outperform those with poor grades by several laps, commonly known as “ferrules”. As the distance increases, Meters, 10,000 meters, “ring” more laps, the number of more, which gives the end of the work caused a lot of trouble, and now the grass-roots competition are generally used to mark the mark, reported