㈢．瓣膜的结构特点 1．有效瓣口面积大：有效瓣口面积（Effective Orifice Areas，EOA）是评价人造心脏瓣膜 血流动力学性能的重要指标【2，24】。
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㈢．瓣膜的结构特点 1．有效瓣口面积大：有效瓣口面积（Effective Orifice Areas，EOA）是评价人造心脏瓣膜 血流动力学性能的重要指标【2，24】。
基于2个网页-相关网页
二尖瓣口面积 MVA ; mitral valve orifice area ; mitral valve area
三尖瓣口面积 TVA
等效孔口面积 equivalent orifice area
断口面积转化温度 FATT
喷嘴出口面积 nozzle exist area ; exit area of nozzle ; outlet area of nozzle
主动脉瓣口面积 aortic valve orifice area
瓣口面积 MVAOP ; mitral valve area ; valvular area
入口面积 inlet area
进口面积 intake area ; area of inlet
依照不同风向、风速及排烟口面积，设置五个火灾场景。
According to the different wind direction, wind velocity and smoke vent area, five fire scenarios are built.
二尖瓣关闭不全程度用频谱多普勒测定的有效返流口面积确定。
Mitral insufficient grades were determined by the effective regurgitant orifice area measured with spectral Doppler.
计算结果表明迭代计算是收敛的，算出的喷嘴喉口面积与实际相符。
The calculations indicate that the iterating calculation is converged and the calculated throat area of nozzle accords with practicality.
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