pozzolana 的定义
- a porous variety of volcanic tuff or ash used in making hydraulic cement.
更多pozzolana例句
- This shows the utter unfitness of the pozzolana beds in which the arenaria are excavated for the construction of the Catacombs.
- The celebrated Pozzolana sand makes the best mortar in the world, from its gritty nature.
- Not only the walls but the vaults were built in this pozzolana concrete, and formed one solid mass.