Methods Monitored by 3-lead and 12 -lead dynamic Electrocardiograms (DCG). Analyzed the changes of heart rate with parameters of ventricular rate and hourly frequency gram.是什么意思_Methods Monitored by 3-lead and 12 -lead dynamic Electrocardiograms (DCG). Analyzed the changes of heart rate with parameters of ventricular rate and hourly frequency gram.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句