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 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 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。
• 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；
• We can understand socialism more comprehensively, more profoundly, and more confidently by discussing the objective law, inevitability, tortuosity and protraction of socialism.
  探讨了社会主义发展的客观规律必然性、曲折性以及长期性，从而使我们对社会主义的认识更加全面更加深刻，进一步坚定了社会主义的信念。
• 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。
• 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
• It is suggested that the long-term polymer drive has resulted in enlarging some small pore throats, improving the communication among pores and reducing pore tortuosity in the reservoirs.
  通过分析认为，储层经过长期注入聚合物后，使一部分小喉道变大，孔隙之间的畅通性进一步变好，孔隙迂曲程度减小。
• 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。
• 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 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。