gradation

英 [ɡrəˈdeɪʃn]

美 [ɡrəˈdeɪʃn]

n.  逐渐的变化; 层次; 阶段; 等级; 刻度

复数：gradations　

GRE电力

BNC.21349 / COCA.21630

牛津词典

noun

• 逐渐的变化；层次；阶段；等级
  any of the small changes or levels which sth is divided into; the process or result of sth changing gradually
  1. gradations of colour
     各种层次的颜色
  2. gradation in size
     大小等级
• 刻度
  a mark showing a division on a scale
  1. the gradations on a thermometer
     温度计上的刻度

柯林斯词典

• N-COUNT 逐渐的变化；渐变
  Gradationsare small differences or changes in things.
  1. But TV images require subtle gradations of light and shade.
     但是，电视影像要求有十分细微的光影变化。

英英释义

noun

• the act of arranging in grades
  Synonym:graduation
• a degree of ablaut
  Synonym:grade
• relative position in a graded series
  1. always a step behind
  2. subtle gradations in color
  3. keep in step with the fashions
  Synonym:step

双语例句

• Analysis of Influence of Gradation and Testing Methods on Porosity of Coarse Aggregate
  级配及测试方法对粗集料间隙率的影响分析
• The result indicated that the aggregate gradation has a remarkable effect on the compression strength.
  结果表明，集料级配对二灰碎石的抗压强度有显著影响；
• Color Image Input Index Influence Reproduction of Gradation
  彩色图像的输入指标对层次再现的影响
• In the paper, added the gradient information into the image gradation histogram, proposed the gradation-gradient two-dimensional histogram.
  通过对图像的灰度直方图中加入它的梯度信息，提出了灰度-梯度的二维直方图。
• Scientific division of factors index areas is the premise and foundation for the accuracy of farmland gradation.
  分等因素指标区的科学划分是保证农用地分等结果准确的前提和基础。
• Influence of Aggregate Gradation Trend on Performance of Asphalt Mixtures
  矿料级配走向对沥青混合料性能的影响
• Gradation distribution and quality control of aggregate in asphalt pavement
  沥青面层集料级配分布特征与质量控制
• The Test Research about Gradation Design of Middle Asphalt Concrete
  中粒式沥青混合料级配设计试验研究
• Gradation Composition of the AC-10 Asphalt Concrete of the Thin Overlay and Research of Pavement Performance
  用于薄层罩面的AC-10沥青混凝土级配组成及路用性能的研究
• From this analysis, it appears that the interaction of asphalt content and fine gradation has the most significant effect on the percentage of air voids.
  从这分析，看起来，沥青内容和美好的渐进性的互作用有最重大的作用在气氛空隙的百分比。