gradation中文什么意思

n.
1.分等，分级。
2.〔pl.〕 等级，阶段。
3.渐变；(颜色等的)层次；【美术】浓淡法。
+更多解释...4.【语言学】母音交替。adj.
-al
有次序的，分等级的；逐渐变化的。adv.
-ally

• aggregate gradation:    骨料分级; 骨料级配
• antigravitational gradation:    反重力粒级
• chemical gradation:    化学层次

例句与用法

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1. The gradation in the physical properties of the alkanes is typical of a homologous series .
   烷烃物理性质的逐渐变化是同系列的特点。
2. Such a tabulation cannot represent adequately the complex gradation relationships between the types .
   这样的图表不能充分代表各类型之间的复杂级配关系。
3. A good opportunity has thus been afforded for enlarging a little gradation of structure often associated with changed functions .
   这样，就提供了一个很好的机会，使常与机能改变相伴随着的构造阶段得以稍加补充。
4. Standards for classification and gradation of soil erosion
   土壤侵蚀分类分级标准
5. Regulations for gradation and classification on urban land
   城镇土地分等定级规程

英文释义

名词

1. the act of arranging in grades
   同义词：graduation
2. a degree of ablaut
   同义词：grade
3. relative position in a graded series; "always a step behind"; "subtle gradations in color"; "keep in step with the fashions"
   同义词：step