ＪＰ—ＩＩ电子计时节拍器的研制解放军４０８医院万耕生目前，“莫氏二级梯运动试验”仍是临床心脏病诊断的一种常用方法。在对病人进行检测时，用节拍器引导登梯，用秒表计时。工作人员要集中精力计时，又要按规定时间记录心电图，很不方便。为了实现心电图运动试验计时... Development of the JP-II electronic chronograph metronome Wan Gensheng of the People’s Liberation Army 408 At present, the “Morse second-stage ladder exercise test” is still a common method for the diagnosis of clinical heart disease. When testing the patient, use a metronome to guide the ladder and use a stopwatch. It is inconvenient for staff to concentrate on timekeeping and to record electrocardiograms at prescribed times. In order to achieve ECG exercise test timing...