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

• 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。
• 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。
• Quantitative assessment of left ventricular diastolic function in hypertension by mitral annulus velocity
  应用二尖瓣环运动速度评价高血压患者左室舒张功能的研究
• 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。
• The two-dimentional motion differential which fits for non-Newtonian fluid in eccentric annulus with permeable well wall is studied in this paper.
  本文研究了适合带渗透性井壁的偏心环空非牛顿流体二维运动微分方程式。
• Study of the Inner Boundary Force of Axial Variable Cross Section Annulus Power Law Fluid
  轴向变截面环空幂律流体内边界力的研究
• 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。
• 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。
• 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。