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
- Mitral annulus velocity detected by TDI is sensitive and reliable to evaluate left ventricular function in heart failure children.
以TDI方法测定二尖瓣环运动频谱评价心力衰竭儿童左室功能是敏感和可靠的。 - 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。 - Enter new century, belt of economy of annulus Bohai Sea will become China belt of apophysis of the3rd old economy, become the new growth area that has development vigor and competition ability most.
进入新世纪，环渤海经济带将成为中国第三大经济隆起带，成为最具有发展活力和竞争力的新的增长区域。 - 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。 - 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 - Objective: To investigate the feasibility of fascia lata on repairing intervertebral disc annulus.
目的：探讨阔筋膜修复腰椎间盘纤维环的可行性。 - The application range of the annulus centrifugal flowmeter is also provided.
给出了该流量计的使用范围。 - 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。 - A novel gas-liquid self-sucking nozzle with inward-convex annulus structure was equipped to study the dissolution of oxygen.
建立实验装置，研究一种带凸形圆环结构的新型自吸式气液二相喷嘴的吸气溶氧性能。