摘要
在人工计时工作中存在人到表停与人到停表两种观点。本文批驳了人到表停的错误观点,论述了人到停表观点的科学性。
This paper explicates two methods of taking track race sportsman's records.One is pressing stop-watch before sportsman crossing final line, and the other is after their crossing. It also gives their comparison.
出处
《首都师范大学学报(自然科学版)》
1989年第S1期27-29,共3页
Journal of Capital Normal University:Natural Science Edition
关键词
烟光
反应时
smoking light, reaction time.