您要查找的是不是：
- equivalent orifice area 等效孔口面积
- Objectives\ This study was designed to examine whether proximal isovelocity surface area method(PISA) is better than pressure half time method(PHT) in the measurement of mitral mechanical prosthetic orifice area(MPOA). 目的探讨血流汇聚法（pisa法）与压差半降法（PHT法）测量机械二尖瓣口有效开放面积的准确性及可靠性。
- In order to estimate eccentric MR,two parameters named turbulent intensity and regurgitate angle were proposed to modify the effective regurgitate orifice area(EROA) based on traditional PISA algorithm. 针对这一现状,从返流角度和湍流强度两个方面,对传统PISA算法的有效返流瓣口面积(EROA)进行修正。
- Methods:The 20 patients with rheumatic mitral stenosis receipted examination of doppler echocardiography.We measure transmitral pressure gradient,mitral valve orifice area and pulmonary flow pattern. 方法:20例风湿性二尖瓣狭窄患者,经多普勒超声心动图检查,测量了二尖瓣口压差、瓣口面积及肺动脉血流频谱参数。
- valvular orifice area calculation 瓣膜口面积计算
- He steered into the parking area. 他把车开进了停车区。
- A mouse ran out from the dark orifice of the cave. 一只老鼠从黑暗的洞口跑出。
- A dime is equivalent to ten pennies. 一角等于十分。
- The slum area was sordid and filthy beyond belief. 该贫民区之污秽肮脏简直令人难以置信。
- The dividend pay is equivalent to one quarter of the pretax profit. 所付股息相当于税前利润的四分之一。
- A dime is the equivalent of two nickels. 一角硬币等于两个五分镍币。
- The flood cut a wide swath in this area. 洪水席卷了这一地区，满目一片疮痍。
- A meter is equivalent to 39.37 inches. 一米相当於三十九点三七英寸。
- The luminous intensity on unit area. 单位面积上的发光强度。
- His reply is equivalent to a refusal. 他的回答等於是拒绝。
- An endless flow of word stream from the same orifice. 一连串滔滔不绝的话都是同一张嘴巴讲出来的。
- A note equivalent to two whole notes. 二全音符相当于两个全音符的一个音符
- White lines divide the playing area into sections. 这些白线把赛区分成各个部分。
- The first chapter delimits her area of research. 第一章阐明了她的研究领域。
- equivalent orifice [采矿]等效孔,[机]等效孔板
