Quantification of Regional Subendocardial Myocardial Function During Ischemia and Dobutamine Infusion Using Color Tissue Doppler Velocity Gradient是什么意思_Quantification of Regional Subendocardial Myocardial Function During Ischemia and Dobutamine Infusion Using Color Tissue Doppler Velocity Gradient在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句