火山灰 meaning in English
[地质学] cinerite, tephros; tephra; trass volcanic ash
◇火山灰层 volcanic ash bed; 火山灰构造 ash structure
Examples
- 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。 - The ash, cinders, and other fragments become a consolidated rock .
火山灰、火山渣和其它碎屑变成了固结的岩石。 - The scientists attributed the losses to varied effects of the ash .
科学家们认为，损失是由于火山灰的多种影响造成的。 - Gas bubbles in the ash left holes that store large amounts of water for plant use .
火山灰内的气泡会留下空洞，它可以贮藏大量水份供植物利用。 - The year after its eruption in 1980, spruce seedlings were coming up in the volcanic ash on mt. st. helens .
1980年圣海伦火山爆发之后，仅过一年，云杉幼苗就在火山灰上生长起来了。