pozzolana
英 [ˌpɒtswə'lɑ:nɑ:] 美 [ˌpɒtswə'lɑnɑ]

n.

火山灰（可用作水泥原料）；

英英释义

Pozzolana

• Pozzolana, also known as pozzolanic ash (pulvis puteolanus in Latin), is a siliceous or siliceous and aluminous material which reacts with calcium hydroxide in the presence of water at room temperature (cf. pozzolanic reaction).

以上来源于:Wikipedia

双语例句

用作名词(n.)

1. This mixture of pozzolana and lime was then added to an aggregate.
   人们把火山灰与石灰的混合物加到集料中。
2. Since no other volcano lava or pozzolana are found nearby, so we may exclude the possibility that ringed mountains are volcano craters.
   而由于相关地带没有发现火山熔岩或火山灰分布，可以排除环形山是火山口的可能。

权威例句

Pozzolana
pozzolana
Influence of pozzolana on the heat of hydration development of the industrial Portland cement
The Mechanism of the Hydration in the System C3S-Pozzolana
Use of wastes of the sugar industry as pozzolana in lime-pozzolana binders: study of the reaction
Sulphate resistance of type V cements with limestone filler and natural pozzolana
Microstructure and hydration characteristics of artificial pozzolana-cement pastes containing burnt kaolinite clay
Evaluation of a composite corrosion inhibiting admixtures and its performance in Portland pozzolana cement
Mechanical properties and durability of mortar and concrete containing natural pozzolana and limestone blended cements
Effect of temperature on phase composition and microstructure of artificial pozzolana-cement pastes containing burnt kaolinite clay