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- The clasts of the Jurassic strata,particularly the stromatolite-bearing,cherty limestone and purple quartzite,can be correlated with those in the footwall of the fault. 侏罗系地层中的砾石，特别是其中的含叠层石硅质灰岩和紫色石英岩，可以与断裂下盘的岩石相对比。
- First, ore is mixed with coke and limestone. 先把铁矿石和焦碳、石灰石混合在一起。
- We may burn limestone to obtain lime. 我们可以通过烧石灰石来得到石灰。
- cherty limestone"," 矽质石灰质"
- cherty limestone 高硅质石灰石; 硅质石灰岩
- Limestone cliffs; limestone walls. 石灰岩峭壁; 石灰岩墙
- Caves form when water infiltrates limestone. 水渗透石灰石则形成洞穴。
- Limestone is rock composed of calcium carbonate. 石灰石是由碳酸钙所构成的岩石。
- The limestone absorbs impurities from the ore. 石灰石从矿石中吸收杂质。
- Chert Jie is looking at some picture. 教师引导学生看主情景图。
- The area is being quarried for limestone. 这地方正在开采石灰石。
- The limestone must be calcined in such a way. 石灰石必须煅烧到这样地步。
- Screen Test for DCP , Limestone and Salt. 筛选检验磷酸氢钙;石粉和食盐.
- Rock, usually limestone, composed of oolites. 岩石岩石，通常指石灰岩，由鲕粒岩组成
- Rock, usually limestone, composed of pisoliths. 豆石，豆岩由豆石构成的岩石，常为石灰岩
- First, ore is mixed with coke and limestone . 先把铁矿石和焦碳、石灰石混合在一起。
- Igneous, metamorphic and sedimentary rocks are all featured including basalt, breccia, chert, gneiss, granite, limestone and pumice. 对火成岩、变质岩以及沉积岩（包括玄武岩、黑硅石、片麻岩、花岗岩、石灰石、浮石）作了更为详细的说明。
- Limestone deposits are prevalent. 石灰石的蕴藏到处都有。
- Of the white limestone riverbed. 是白色的石灰岩。
- Any of various hard,dark-colored rocks,especially basalt and chert. 暗色岩一种坚硬、暗色的岩石，尤指玄武石及燧石
