gradations

英 [grəˈdeɪʃənz]

美 [greɪˈdeɪʃənz]

n.  逐渐的变化; 层次; 阶段; 等级; 刻度
gradation的复数

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。

双语例句

• There are many gradations between good and bad.
  在好与坏之间还有许多不同的层次。
• In order to assess the shearing properties, some types of mixtures with different aggregate gradations are subjected to the single penetration test.
  为了评价不同级配类型沥青混合料的抗剪性能，采用单轴贯入法对混合料进行抗剪试验。
• Then mixture gradations are designed with volume design method.
  在此基础上，运用体积设计法进行了混合料配合比设计；
• The competition between the captive force and the repellent force in a system brings up a bend boundary which involves varied gradations.
  系统中的捕获力和游离力之间的竞争造就了一条色谱边界，其中包含着极其丰富的层次性；
• There Nature has woven a natural selvage, and the eye rises by just gradations from the low shrubs of the shore to the highest trees.
  大自然编织了一幅很自然的织锦，眼睛可以从沿岸最低的矮树渐渐地望上去，望到最高的树。
• In order to have a better management of the topics of scientific research and a more correct judgement to their value, it is necessary for us to carry out gradations.
  为了更好地管理科研课题和判断价值，进行课题分级是必要的。
• And try to analysis overseas direct investment economic efficiency from two gradations: macroeconomic efficiency and microeconomic efficiency.
  从两个层次对对外直接投资经济效应&即宏观经济效应和微观经济效应进行分析。
• This paper studies some factors influencing the performance of polymer-modified porous concrete ( PMPC for short), including molding methods, curing methods and gradations of aggregate.
  研究了成型方式、养护方式、集料级配等因素对聚合物改性多孔水泥混凝土（PMPC）性能的影响。
• Experimental Study on Mechanical Properties of Concrete with Aggregate Gradations of Different Fractal Dimension and Fractal Dimension of Lightweight Aggregate
  轻骨料分形及不同分维级配的混凝土力学性能试验研究
• Experimental investigation on mechanical properties of a volcanic ash with different grain size gradations
  不同颗粒级配的某火山灰的力学性质试验研究