石灰石的英文：
limestone

They were quarrying limestone
他们在开采石灰石。

They are quarrying limestone.
他们在开采石灰石。

limestone deposits are prevalent
石灰石的蕴藏到处都有。

Round about, piles of lime-stone glistened in all the colors of the rainbow.
周围是一堆石灰石，像彩虹一样闪闪发光。

It has a rich and deep vein of limestone.
它有着储量丰富的深层石灰石矿脉。

"First, ore is mixed with coke and limestone. "
先把铁矿石和焦碳、石灰石混合在一起。

Round about, piles of lime- stone glistened in all the colours of the rainbow.
周围一堆堆的石灰石，在彩虹一样的斑斓色彩中闪闪发光。

Methods for chemical analysis of limestone and dolomite The determination of loss on ignition
GB/T3286.8-1998石灰石、白云石化学分析方法灼烧减量的测定

The limestone absorb impurity from the ore and form a fluid slag which floats on the surface of the heavier molten iron.
石灰石吸咐了铁矿石中的杂质，形成浮在较重的铁水表面上的流动渣。

Carbon dioxide can be obtained from carbonates, limestone, the burning of organic fuels, and industrial fermentation.
二氧化碳可从碳酸盐、石灰石、有机燃料燃烧以及工业发酵过程中制得。

They are quarrying limestone.
他们在开采石灰石。

It has a rich and deep vein of limestone.
它有着储量丰富的深层石灰石矿脉。

The answer is the same if the limestone overlays the sandstone.
当灰岩盖在砂岩上时,系数是相同的。

A magnesia - rich sedimentary rock resembling limestone.
白云灰岩一种似石炭岩，富含氧化镁的沉积岩

A siliceous rock of chalcedonic or opaline silica occurring in limestone.
硅石出现在灰岩中的玉髓或蛋白色硅石