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据报告分级负荷运动试验包括踏车和踏板极量和次极量运动试验,对冠心病早期诊断的阳性率约80％,补充了二级梯运动
It is reported that the graded load exercise test includes treadmill treadmill treadmill test and submaximal exercise, the positive rate of early diagnosis of coronary heart disease is about 80%, supplemented by two ladder movement