tortuosity

英

美

网络  扭曲; 弯曲; 曲率; 曲折度; 迂曲度

化学

英英释义

noun

• a tortuous and twisted shape or position
  1. they built a tree house in the tortuosities of its boughs
  2. the acrobat performed incredible contortions
  Synonym:tortuousnesstorsioncontortioncrookedness

双语例句

• Simple stenosis was found in 11 cases, stenosis associated with occlusion of internal carotid system in 8 cases, stenosis complicated with arterial tortuosity in 4 cases, stenosis associated with tortuosity and occlusion of the siphon section in 1 case.
  其中单纯狭窄11例，狭窄合并颈内动脉系统闭塞者8例，狭窄合并动脉扭曲4例，狭窄合并扭曲及颈内动脉虹吸段闭塞1例。
• By decreasing the tortuosity factor and the particle density, the effectiveness factors diminished significantly;
  随曲节因子和颗粒密度的增加而显著减小；
• When contrast-enhanced CT depicts hypervascularity of the mesentery with vascular dilatation, tortuosity, and wide spacing of the vasa recta, the comb sign is produced.
  当增强CT显示血管扩张、迂曲而血管增多的肠系膜和广泛分布的直小血管，产生梳征。
• The mechanism of this technique can be summarized as the joint changes of hole trajectory deviation to make the hole axial line be tortuosity.
  这种技术的机理可概括为井眼轨迹井斜和方位的联合变化，造成井眼轴线具有空间挠曲和弯曲特性。弯曲主要体现为狗腿度，挠曲就体现为井眼的扭转。
• The results obtained for different gas systems quite close each other, the tortuosity of the catalyst is about 2.3.
  不同气体体系所得的结果彼此十分接近，该催化剂的弯曲因子大约为2.3。
• The presence of aggregates in cement-based materials might modify the pore structure of hardened cement paste, and its dilution effect and tortuosity effect could reduce chloride transport properties.
  骨料改变了水泥基复合材料中浆体的孔结构，其稀释效应和曲折效应降低了氯离子的传输性能；
• The tortuosity factor of two irregular shape pellets were measured using dynamic state method-single pellet string reactor method ( SPSRM).
  采用色谱法，在单颗粒线反应器中对两种异形多通孔催化剂的曲折因子进行了测定。
• The first recognizable abnormality is increased tortuosity and thickening of the arteries which may compress the underlying veins.
  首先见到的改变是动脉弯曲度的增加和管壁的增厚，它可压迫其下面的静脉。
• The design and implementation were investigated of application specific integrated circuit ( ASIC) used in a super tortuosity nomograph liquid crystal display ( STN-LCD) controller& driver.
  超扭曲向列（STN）液晶是一种常见的被动型显示器件，在移动通讯设备和仪表显示系统中被大量使用。
• A comprehensive characteristic parameter ( including porosity, thickness and tortuosity) was found more effective to express the influence of membrane structure in gas permeation process.
  提出了一个多孔膜结构综合参数的概念。用此综合参数来表征多孔膜结构对气体渗透传质性能的影响更合理、更有效和更直观。