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 prediction precision on gas diffusion could be remarkably improved if the calculation precision of the molecular diffusion coefficient, porosity, and tortuosity is improved.
  改善分子扩散系数、孔隙度和曲折度的精度可以有效提高气体扩散的预测精度。
• 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 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。
• 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 new criteria included the false aneurysm, the mural thrombus, and the tortuosity of the intimal flap. 4.
  新制定的分型标准为是否有假性动脉瘤形成、是否有附壁血栓形成及是否有内膜片的扭曲。
• 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。
• Furthermore, cell performance was investigated in terms of different structure parameters of porous electrode ( porosity, tortuosity and pore size), all of which have a significant effect on it.
  进一步研究表明多孔电极结构参数（孔隙率、曲折因子与孔径尺寸）对电池性能有十分重要的影响。
• 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 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。
• A method of determining the tortuosity factor of the catalyst particles for synthesis of ammonia
  氨合成催化剂颗粒曲折率的一种测定方法