Methods Two groups with or without symptoms of CHD were taken VCG and ECG check respectively to compare the detective rate of abnormal items between the two groups.是什么意思_Methods Two groups with or without symptoms of CHD were taken VCG and ECG check respectively to compare the detective rate of abnormal items between the two groups.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句