您要查找的是不是：
- Limestone is rock composed of calcium carbonate. 石灰石是由碳酸钙所构成的岩石。
- An erosion-resistant marine ridge or mound consisting chiefly of compacted coral together with algal material and biochemically deposited magnesium and calcium carbonates. 珊瑚礁一种耐侵蚀的海中山岭或高地,主要由珊瑚、海藻物质以及经过生化反应而沉积下来的镁和碳酸钙结合在一起而形成。
- Of, forming, or containing calcium or calcium carbonate. 含碳酸钙的属于、形成于或包含钙或碳酸钙的
- Algerian plant formerly burned to obtain calcium carbonate. 阿尔及利亚的一种植物，原来用于燃烧掉来获取碳酸钙。
- The annually production is10,000 t ultra calcium carbonate. 生产规模为年产1万吨超细纳米碳酸钙。经济效益：年销售收入5120万元，利润2440万元，投资回收期2年。
- Calcium carbonate in the form of stalactites or stalagmites. 钟乳石形成乳石或石笋的碳酸钙
- A soil of semiarid and arid regions that is rich in calcium carbonate and lime. 钙层土半干燥和干燥地区含丰富碳酸钙和氧化钙的土壤
- The main component of limestone is calcium carbonate. 石灰岩的主要成分是碳酸钙。
- They extracted some calcium carbonate ores in the mine. 他们在矿上开采出了一些石灰质矿石。
- Remove the ethyl alcohol use calcium carbonate impurity method? 用碳酸钙除去乙醇中的乙酸杂质的方法？？？
- The calcium carbonate also provides necessary turgor pressure. 若能将萤光和钙化作用之间的关系做一个深入的理解，便可以方便地确定钙化藻的健康。
- The hammer is encrusted with calcium carbonate, which can happen quickly. 锤子被碳酸钙包覆，是可能迅速发生的。
- The calcium carbonate content of phosphate rock determines the pore structure. 磷矿中碳酸钙的含量决定了磷矿的毛细孔结构。
- Tufa form when underwater springs rich in calcium meet lake water rich in carbonates, forming calcium carbonate, or limestone. 由于地下水富含钙，而湖水又富含碳酸盐，于是两者接触便产生出碳酸钙，即石灰石。
- THE PREPARATION OF FINE CALCIUM CARBONATE WITH LOW OIL-ADSORBTION FOR PLASTICS. 塑料专用低吸油量微细碳酸钙的研制。
- A compact calcium carbonate used as a facing material in construction. 钙华一种在建筑中用作饰面的压缩碳酸钙
- Impregnation with calcium or calcium salts, as with calcium carbonate. 钙化掺入钙或钙盐，如用碳酸钙
- Being its low cost, calcium carbonate whiskers will be widely used as fillers. 本制备技术生产晶须的成本较低，具有广阔的应用前景。
- Calcium oxide can neutralize peptic acid better than calcium carbonate. 氧化钙较碳酸钙能中和胃酸。
- Subsequently carbon dioxide is passed through the suspension to precipitate excess lime as calcium carbonate. 随后二氧化碳通过悬浮液使多余的石灰沉淀为碳酸钙。
