RESULTS:After ligation of coronary arteries,rates of heart electrical alternans of QRS waves,ST segment and T wave were 92%, 81% and 62%,respectively.是什么意思_RESULTS:After ligation of coronary arteries,rates of heart electrical alternans of QRS waves,ST segment and T wave were 92%, 81% and 62%,respectively.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句