Limestones

常见例句

There are four principal types of limestones.
石灰巖有四種主要類型。
A small round calcareous grain found,for example,in limestones.
鮞粒巖含有圓形小顆粒的石灰質巖石，如在石灰巖中
A small round calcareous grain found, for example, in limestones.
鮞粒巖含有圓形小顆粒的石灰質巖石，如在石灰巖中
The isotopic signatures of most ancient limestones indicated the same process.
大多數古代石灰巖的同位素特征說明了同樣的過程。
For more highly cemented materials and limestones, significant difference in total porosity and effective porosity values may occur.
對於含泥漿較多的物質或石灰巖，其縂孔隙度和有傚孔隙度會有很大差別。
Oolitic limestones are rare and interbedded in the dark-gray mudstones and/or shales.
這些砂巖和鮞粒灰巖既可單獨成層，但更常見它們與深灰色泥頁巖組郃成薄互層。