常見例句雙語例句Conclusions:There was significant reduction of blood flow velocity in retina and choroid artery.結論:高度近視患者脈絡膜及視網(wǎng)膜存在血液灌注不良。Objective To explore the influence of perfusion pressure, blood concentration and blood flow velocity on myocardial ultrasonic backscatter integration.目的探討心臟灌注壓、血液濃度和血流速度對組織背向散射強度的影響。Through solving the blood flow equations for local vessel expansion region, the analytical expressions of blood flow velocity, pressure and wall shear stress were then obtained.接著,通過求解局部擴張血管段內的血液流動方程,導得血液流速、壓力和血管壁切應力的分析表達式。 返回 blood flow velocity