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
- Study on Annulus Pressure Distribution after Perforation of Composite Perforators
复合射孔器射孔后环空压力分布试验研究 - 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 compact area of unripe condyle carries development to the head, form cartilage dish with fiber annulus former base.
生骨节的致密区向头端发展，形成软骨盘和纤维环的原基。 - 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。 - Flood the market at present the leatheroid chair of belt annulus, will tell to contemporary household too coarse.
目前充斥市场的带轮的人造革椅，对于现代家居来讲就太粗糙了。 - 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。 - 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 - 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。 - 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 - 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