摘要
《光声显示板》是用于跳远、三级跳远比赛时判定是否犯规的装置。采用塑胶板粘合在显示板上,代替了惯用的橡皮泥或砂台,外型符合规则对橡皮泥显示板的规定。利用触发式装置发出光声显示,代替痕迹显示。使用该装置省时、省力,简化了裁判手续,即运动员犯规后便可听到声响和看到灯光,避免了体力消耗并提高了比赛效率。经试用准确无误,对判定犯规有直观性、准确性和等同性。
“Long jumping/hop, stop and jumping photo-sounding board”is a device which is used for judging fouls in a match, Its shape is completely in accordane with the stipulation. Trigger is used to give out light and sound, replacing the trace show. It saves time and effort to use this device. It results in so high a precision via tests that it ensures the audio-visualization, accuracy and equivalence of judging fouls. It simplifies the procedures of a referee's judging and raises the efficiency of competition in a match. This device can be used not only in matches, but also for special sthletic training and physical teaching.
出处
《首都师范大学学报（自然科学版）》
1989年第S1期112-114,共3页
Journal of Capital Normal University：Natural Science Edition
