描述怎样鉴定哪种粉末是碳酸钙。
Describe a test to find out which of the powders is calcium carbonate.
锤子被碳酸钙包覆，是可能迅速发生的。
The hammer is encrusted with calcium carbonate, which can happen quickly.
在水相中对纳米碳酸钙悬浮液进行湿法改性。
结果表明，聚合物对碳酸钙晶核的形成和晶体的生长有很大影响。
The result demonstrates polymers have an profound influence on the nucleation and crystal growth.
结果表明，聚合物对碳酸钙晶核的形成和晶体的生长有很大影响。
The result demonstrates polymers have an profound influence on the nucleation and crystal growth.
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