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

• 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。
• 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。
• 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。
• 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 Application of Screw Pumps in Directional Wells and the Technology Research on Annulus Test
  定向井中螺杆泵及螺杆泵环空测试技术研究
• The application range of the annulus centrifugal flowmeter is also provided.
  给出了该流量计的使用范围。
• Numerical calculation of pressure drop of axial laminar flow in concentric annulus of power-law drilling fluid Churn flow and annular flow are common flow patterns encountered in gas-liquid systems through conduits.
  幂律钻井液同心环空轴向层流压降的计算对垂直同心环形管内上升气液团状流向环状流的转换进行了研究。
• 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。