V2EX supplementary cementitious material

Supplementary Cementitious Material

释义 Definition

补充胶凝材料(SCM):在混凝土/砂浆中部分替代普通硅酸盐水泥的材料,通常具有火山灰反应潜在水硬性,可改善工作性、后期强度与耐久性,并常用于降低水化热与碳排放。常见类型包括粉煤灰、粒化高炉矿渣粉、硅灰、偏高岭土等。

发音 Pronunciation (IPA)

/splmntri smnts mtril/

例句 Examples

We replaced 20% of the cement with supplementary cementitious material.
我们用补充胶凝材料替代了20%的水泥。

Using supplementary cementitious materials such as fly ash and slag can reduce heat of hydration and improve long-term durability in marine environments.
使用粉煤灰和矿渣粉等补充胶凝材料,可以降低水化热,并提高海洋环境中的长期耐久性。

词源 Etymology

supplementary 来自拉丁语 supplementum(“补充之物”);cementitious 源自拉丁语 caeentum(与“水泥/胶结物”相关);material 来自拉丁语 materia(“材料、物质”)。合起来字面意思就是“起补充作用的胶结性材料”。

相关词 Related Words

文献与著作中的用例 Notable Works

  • Concrete: Microstructure, Properties, and Materials(P. K. Mehta & P. J. M. Monteiro)
  • Properties of Concrete(A. M. Neville)
  • ACI 232.1R: Use of Fly Ash in Concrete
  • ACI 233R: Slag Cement in Concrete and Mortar
  • ASTM C618: Standard Specification for Coal Fly Ash and Raw or Calcined Natural Pozzolan for Use in Concrete
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