Oolite lime sand packs naturally with 40 % porosity because the particles are essentially spheroids.
自然堆积的灰质鲕粒砂具有40%的孔隙度,因为其颗粒其本上都是球状的.
辞典例句
Cover with dry lime, sand or soda ash, and place in covered containers for disposal.
用干燥石灰 、 沙子或苏打灰覆盖, 并置于带盖容器中待处置.
互联网
The preparation method of a kind of steamed lime sand brick was studied.
研究了一种蒸养灰砂砖的制备方法.
互联网