annulus

英

美

n.  环形物，环带（节、体）；圆环域

化学

COCA.36877

英英释义

noun

• (Fungi) a remnant of the partial veil that in mature mushrooms surrounds the stem like a collar
  Synonym:skirt
• a toroidal shape
  1. a ring of ships in the harbor
  2. a halo of smoke
  Synonym:ringhalodoughnutanchor ring

双语例句

• Modeling and Processing Simulation of Straight Profile Annulus Worm Gear
  直廓环面蜗轮的三维建模与加工仿真
• The Application of Screw Pumps in Directional Wells and the Technology Research on Annulus Test
  定向井中螺杆泵及螺杆泵环空测试技术研究
• In all cases, filtering operations are carried out using a square window or annulus.
  在所有的情况下，滤波运算都是使用方形窗或圆环来进行的。
• The analysis chamber consists of a metal block which houses an annulus.
  分析室由金属块组成，内装一个环。
• Sleeve used to establish between the tubing and annulus flow channel, or used to control the production of disposable isolation layer or layers.
  滑套用于建立油管和环空之间的流动通道或用于控制生产层或隔离弃层。
• In this paper we simulated the mechanism of the formation and structure of the western Pacific subtropical high in a rotating annulus.
  本文用模拟实验方法研究了西太平洋副热带高压的成因和结构。
• PIV experimental study on the axial velocity's distributing law of power law fluid's helical flow in eccentric annulus
  幂律流体偏心环空螺旋流轴向速度分布规律的PIV实验研究
• Numerical calculation of pressure drop of axial laminar flow in concentric annulus of power-law drilling fluid Churn flow and annular flow are common flow patterns encountered in gas-liquid systems through conduits.
  幂律钻井液同心环空轴向层流压降的计算对垂直同心环形管内上升气液团状流向环状流的转换进行了研究。
• A CFD Simulation of the Flow Field of a Power Law Fluid in an Eccentric Annulus
  幂律流体偏心环空流场的CFD模拟
• Objective To probe the value of mitral annulus peak systolic flow velocity and systolic displacement in evaluating left ventricular systolic function of dilated cardiomyopathy patients.
  目的探讨二尖瓣环收缩期峰值速度及收缩期位移评价扩张型心肌病患者左室收缩功能的价值。