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
- Effect of Aortic Annulus Plastic Enlargement on Aortic Valve Replacement
主动脉瓣环扩大术在主动脉瓣置换术中的应用 - Because white castle towers aloft to go up in high hill, its all around annulus hill and laky.
由于白色城堡耸立在高高的山上，其四面环山和湖泊。 - 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 - 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。 - Characteristics of Flow Field in Annulus Space between Train and Tunnel
列车与隧道环隙空间流场特性的研究 - 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 - 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。 - 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。 - 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 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。