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

• 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。
• 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。
• The pore structure features small pore throat radius and low height-wide ratio, and much fractal dimension, big capillary tortuosity and high pore-throat radius ratio.
  孔隙结构特征表现为孔喉半径及其高宽比小，分形维数、毛细管弯曲度和孔-喉径比大。
• 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 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。
• 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。
• Air permeability is not only related with the void numbers, but also connected with the morphological structure, arrangement, tortuosity and distribution of the voids.
  气流流过集合体时不仅与空隙的多少有关，而且与空隙的形状、曲折程度、排列和孔径的分布有关。
• 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；
• Objective: Varicose vein is a collective term which describes the distension, lengthening and tortuosity of veins.
  前言：目的：了解睾丸静脉和卵巢静脉的变异。