These limestones have been quarried for centuries .

这些石灰岩已经开采百年了。

There are four principal types of limestones .

石灰石有四种主要类型。

For more highly cemented materials and limestones , significant difference in total porosity and effective porosity values may occur .

对于含泥浆较多的物质或石灰岩，其总孔隙度和有效孔隙度会有很大差别。

Diagentic comparisons between non-tropical cenozoic limestones of new zealand and tropical mississippian limestones from indiana , usa : is the non-tropical model better than the tropical model ?

新西兰非热带新生代石灰岩与美国印弟安那密西西比纪热带石灰岩的成岩作用对比：非热带型比热带型的好吗？