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

• 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
• 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
• 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。
• 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。
• 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。
• 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；
• 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
• 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
• 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