gradation

英 [ɡrəˈdeɪʃn]

美 [ɡrəˈdeɪʃn]

n. 逐渐的变化; 层次; 阶段; 等级; 刻度

复数：gradations　

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

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。

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

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
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
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；
Influence of gradation on anti-skidding performance of asphalt pavement;
针对露石水泥砼路面的抗滑性能进行研究。
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
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。
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。
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
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
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。