Objective To evaluate the global left ventricular systolic function in type 2 diabetic nephropathy(2-DN) patients in various stages using quantitative tissue velocity imaging(QTVI) and tissue tracking(TT).是什么意思_Objective To evaluate the global left ventricular systolic function in type 2 diabetic nephropathy(2-DN) patients in various stages using quantitative tissue velocity imaging(QTVI) and tissue tracking(TT).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句