一、各种秒表的概述秒表(也称停表)是一种时间计量器具,用来测量不太长和不太短的时间间隔(约从百分之几秒到几十分)。秒表在工业生产,科学研究工作和体育运动等方面使用得极为广泛。保持秒表的准确可靠对于保证工业产品质量,科学试验结果的可靠,体育运动纪录的准确等都起重要的作用。对于怎样正确使用秒表以及 First, an overview of the various stopwatch Stopwatch (also known as stopwatch) is a time measuring appliance, used to measure not too long and not too short time interval (about a few seconds to tens of minutes). Stopwatch is widely used in industrial production, scientific research and sports. Keeping the stopwatch accurate and reliable plays an important role in ensuring the quality of industrial products, the reliability of scientific test results, and the accuracy of sports records. How to use stopwatch correctly as well