The SD of tricuspid annuli began to increase 3 month after operation (P<0.05).
术后3月三尖瓣环下移距离有所增大（P<0.05）；
The bipolar coordinate system in which the two boundary circles of eccentric annuli become the coordinate surfaces is used.
使用双极坐标系研究流体在偏心环空内的流动。
The SD of mitral and tricuspid annuli were more lower than control group (P<0.01), and E velocity of mitral flow is higher (P<0.01) .
患者较正常对照组心脏二尖瓣环、三尖瓣环下移距离显著减小（P<0.01），二尖瓣E波最大流速显著增大（P<0.01）；
An experimental study on forced convection heat transfer of single-phase water in vertical and horizontal narrow annuli was performed.
对竖直及水平窄缝环形流道内单相水受迫对流换热进行了实验研究。
Atmospheric corrosion is generally associated with surface storage conditions, or with upper wellbore annuli that may not be fluid-filled.
大气腐蚀通常与地面储存条件或没有被流体充满的上部井筒环空有关。
The theoretical analysis of flow properties of power-law fluids and Bingham fluids in the eccentric annuli of horizontal section of wells is made.
对水平井段偏心环空中幂律流体和宾汉流体轴向流层流流场作了理论分析。 把偏心环空视作变外径的同心环空。
Several different applicator arrays are suitable for use with the system, and comprise generally cylindrical annuli which emit radiation toward a central axis.
几个不同的辐射器阵列适于和所述系统一起使用，并通常包括朝中央轴线辐射的柱形环体。
An experimental installation was designed and set up for investigating the mixed convection heat transfer when water flows upward through a vertical annuli filled with porous medium.
本文报道了水向上流经垂直多孔介质同心套管混合对流的传热实验装置和进口段对流换热的实验结果。
This program can be used to calculate temperature distributions multiple solid walls, liquid filled annuli and gas filled annuli Radiation heat transfer through gas filled annuli is included.
程序可对多层包壳材料传热、间隙层（液体或气体介质）传热、气体介质层传热进行计算。
An experimental investigation on transient of wall temperature in start-up process of pool boiling heat transfer, on vertical plain tube and narrow annuli under atmospheric pressure, was carried out.
在常压下对竖直光管和环隙流道内沸腾换热启动阶段的壁温变化规律进行了实验研究。
An experimental investigation on transient of wall temperature in start-up process of pool boiling heat transfer, on vertical plain tube and narrow annuli under atmospheric pressure, was carried out.
在常压下对竖直光管和环隙流道内沸腾换热启动阶段的壁温变化规律进行了实验研究。
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