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- acid calcium carbonate 酸式碳酸钙
- Limestone is rock composed of calcium carbonate. 石灰石是由碳酸钙所构成的岩石。
- Calcium oxide can neutralize peptic acid better than calcium carbonate. 氧化钙较碳酸钙能中和胃酸。
- The surface of nanometer calcium carbonate powder was modified with resin and stearic acid. 用树脂和硬脂酸改性纳米碳酸钙。
- 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
- Stable acetic acid methanation process must form a stable pH gradient, which is the fundamental reason for the calcium carbonate precipitation. 稳定的乙酸甲烷化过程必定形成稳定的pH梯度,这是碳酸钙沉降的根本原因。
- 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。
- Compared with titanate coupling agent,the amount of stearic acid used for modifying calcium carbonate was higher than the former. 与钛酸酯偶联剂相比,硬脂酸改性碳酸钙的用量高于前者。
- A white crystalline salt made by the action of lactic acid on calcium carbonate,used in foods (as a baking powder) and given medically as a source of calcium. 一种白色晶状的盐,由乳酸和碳酸钙反应形成,用于食物(做发酵粉)中,并作为医学上钙的来源。
- The paper introduces the reaction mechanism of oxidating sulfurous acid calcium to gypsum and some factors to influence the reaction process. 介绍了亚硫酸钙氧化为石膏的反应机理及影响反应过程的某些因素。
- 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。
- The results indicated that the following components were easily identified: magnesium ammonium phosphate (struvite), calcium oxalate, calcium carbonate, uric acid. 结果表明:傅立叶变换红外光谱法可方便地鉴定出动物尿结石中的磷酸镁按(鸟粪石)、草酸钙、碳酸钙、尿酸等成分。