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。
• 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。
• 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。
• Research on the influence of aggregate gradation in strength of cement stabilized crushed stone
  集料级配对水泥稳定碎石的强度影响作用研究
• 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
• 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。
• 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
• 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。
• 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。
• Research on Influence of Gradation to Air Void of Porous Asphalt Mixture
  级配组成对排水性混合料空隙率影响研究