基本释义:

石质凝灰岩

网络释义

1)lithic tuff,石质凝灰岩

2)lithic tuff,石质凝灰岩(地)

3)calcarcous tuff,灰质凝灰岩

4)zeolite_tuff,沸石凝灰岩

5)trass,浮石凝灰岩

6)tufa,凝灰岩;石灰华底

用法和例句

Structure of zeolite cannot be destroyed by alkalinity in portland cement paste at normal temperature, pozzolanic activity of zeolite_tuff is from amorphous SiO 2 and Al 2O 3 therein.

用化学的、物理的和物化的方法证明 ,沸石凝灰岩中的沸石是热力学稳定的物质 ,硅酸盐水泥中碱度在常温下不足以破坏沸石的结构。