单词annulus
n.: 环(带)；【动】体环；菌环；【天】环食带
网络: 环壮体；环带
【天文学】环食带
【动物;动物学】体环;菌环
【数学】圆环域
环(带),环节,环轮
环状通路
纹孔环
环面
环带
环,圆环;环室
环形物
复数：annuli
Furthermore, the shape and size of the iso-range annuli, iso-Doppler stripes and glistening zone have been discussed in details.
对等码距环、等多普勒区域和闪烁区域的形状和大小进行了详细讨论。
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。
scale reading Age determination by examining the annuli or growth rings on fish scales. Not suitable for old specimens as rings may be lost.
鳞片解读藉由在鱼鳞上的环轮或成长轮作为年龄的判定。不适用于老的标本，因其鳞轮可能是消失的。
spawning check A ring on a scale cutting through the annuli , caused by erosion of the edge of the scale during spawning.
产卵检查在鳞片上穿过体节的一个环，是产卵的时候由鳞片的边缘磨损所引起的。
More accurate calculation of pressure loss in narrow annuli of slim holes and coiled tubing operations is required.
在小眼井和连续油管作业的窄环空中，要求更加准确地计算摩擦压降。
In addition, the decrease of the annuli gap will yield heat transfer deterioration during flowing in narrow annular channels.
此外，环缝间隙的减小将导致环形通道的换热性能下降。
Results could reflect the basic characteristics of eccentric annuli flow well.
结果可以很好地反映出偏心环空流动的基本特征。
The geometric models of eccentric annuli flow field were established in the computational fluid dynamics PHOENICS-VR.
在流体计算软件PHOENICS的VR编辑环境中，建立了偏心环空流场几何模型。
Effect of Heat-Flux Ratio on the Heat Transfer Characteristics of Fully Developed Flow in Bilaterally Heated Narrow Annuli
热流密度比对环形窄缝通道内单相水换热特性的影响
Flow rate distribution of the unsteady flow of power law fluid in eccentric annuli with the inner cylinder reciprocating axially
幂律流体在内管做轴向往复运动的偏心环空中非定常流的流量分布