annulus
英
美
n. 环形物，环带（节、体）；圆环域
COCA.36877
英英释义
noun
- (Fungi) a remnant of the partial veil that in mature mushrooms surrounds the stem like a collar
- a toroidal shape
- a ring of ships in the harbor
- a halo of smoke
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 - 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 - 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。 - 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。 - The application range of the annulus centrifugal flowmeter is also provided.
给出了该流量计的使用范围。 - 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。 - When notochord organization is ceaseless and migratory, fiber annulus also increases.
在脊索组织不断迁移时，纤维环亦增大。 - 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。 - To reduce the pollution of the oil-gas well towards the bottom after its fracturing and decrease the operation costs, the hanger specially used for annulus feeding fracturing was developed.
为了减轻油气井压裂后对地层的污染并降低作业成本，研制了高强度环空压裂专用悬挂器。 - Numerical simulation on natural convection of water near the maximum density in horizontal annulus;
在整体有限元模型基础上，对水平层缝的模拟做了简化处理。