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 key points to maintain high success rate and low complication are to adhere to the interventional learning curve and to exclude severe calcification, significant tortuosity and/ or diffuse long lesion.
  保持高成功率和低并发症发生率的关键，一是遵循学习曲线规律，二是排除重度钙化、高度弯曲和过长的病变。
• 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；
• 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。
• 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 advection part is simulated by moisture transport in rough cracks, modeled as a flux based on Poiseuille law considering crack width, crack surface roughness, tortuosity and capillary pores at crack surface.
  对其中的水分对流部分，分别考虑了裂缝的宽度、表面粗糙度、表面迂曲度和毛细孔等参数，根据流体力学Poiseuille方程建立了在其传输模型。
• TPB length, porosity, and tortuosity factor of pores are calculated during kMC sintering. And the effects of particle size and its distribution and sintering temperature are studied.
  在模拟烧结的过程中计算了三相线长度，孔隙率和气孔曲折因子的演变，并系统研究了粒子尺寸，粒径分布和烧结温度的影响。
• 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。
• The fracton dimension is related to the tortuosity of pore structure.
  谱分维与孔隙结构的扭曲度具相关特性。
• 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。