碳酸钙

It occurs as calcium carbonate in coral and is considered to be the best source of vegetarian calcium.

它发生碳酸钙在珊瑚和被认为是最好的来源，素食的钙。

Distribution of the Company is the production of calcium carbonate coatings raw materials mainly of professional companies.

本公司是以生产经销涂料原料碳酸钙为主的专业性公司。

Natural calcium carbonate accounts for more than 80% of that total.

天然碳酸钙占已处理填料总量的80%。

Following the development and application of new materials, nano-scale calcium carbonate has much highly applied value.

随着高新材料的开发和应用，纳米级碳酸钙有着很大的应用价值。

According to the needs of users, producing a variety of grade calcium carbonate powder Product specifications.

可根据用户的需要，生产多种品级规格的碳酸钙粉体产品。

Then the crystallization mechanics of calcium carbonate is presented.

并对碳酸钙结晶的机理进行了阐述。

Meanwhile, the preparations of different crystal form calcium carbonate are also studied in this paper.

同时，本论文还对不同晶形碳酸钙的制备进行了研究。

The results have guiding significance for the process design and improvement of fine calcium carbonate .

其结果对微细碳酸钙生产工艺的设计与改进具有指导意义。

Calculate which modification of calcium carbonate has been formed.

计算哪一个形式的修饰碳酸钙实际形成了。

Coral reefs are mountains of the sea made up of minerals, most of which is calcium carbonate.

珊瑚礁是山的海洋组成的矿物，其中大部分是碳酸钙。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。