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

• Communication has been the major ingredient for the up gradation of the apes into human beings.
  通信已向上渐变为猿到人类的主要成分。
• 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 characteristics of gradation, diversity and synthesis of knowledge demand in agricultural machine industry are firstly declared.
  首先阐述了农机行业中知识需求的层次性、多样性和综合性等特点。
• Relationship between gradation type and segregation degree for asphalt mixture
  沥青混合料级配类型与离析程度关系沥青路面离析的材料和设备机理研究
• It confirms gradation and asphalt-aggregate ratio by test.
  通过试验分析确定最佳的级配及油石比。
• Meanwhile, a range of mixture gradation and adjustment methods are recommended, and the Marshall design method is suggested to verify the performance of colored asphalt mixtures.
  同时，推荐混合料级配的范围和调整方法，并建议通过马歇尔体积设计方法，对所设计的彩色沥青混合料的性能进行验证。
• This paper probes into the influence of compaction effort on gradation based on gyration compaction and sieving analysis test.
  通过旋转压实试验和筛分试验，探讨压实功对混合料级配的影响。
• Study on Gradation Design and Pavement Performance of Porous Asphalt Mixture
  排水性沥青混合料配合比设计及技术性能研究
• 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。
• 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。