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

• Research on the Gradation of Rubber-asphalt Mixtures Based on GTM
  橡胶沥青混合料基于GTM设计方法的级配研究
• 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
• Influence of mixture with the gradation and size of against sliding on the asphalt pavement performance
  混合料级配与粒径对沥青路面抗滑性能的影响
• Based on the lab and construction site data, finally indicates the gradation design principles for foamed asphalt reclaimed technics.
  并在室内试验和工程现场数据的基础上初步提出泡沫沥青再生工艺的级配设计原则。
• The Application of Gradation Results in Farmland Productivity Accounting
  分等成果在农用地产能核算中的应用
• 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。
• 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。
• 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。
• This article puts forward the concepts of the gradation and the family network of senior-citizen support.
  本文提出养老的层次性和养老家庭网概念。
• 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