氧化钙

In view of the sample phosphate rock with low calcium oxide, the usage range of EGTA solution should be pointed out for the measure precision of magnesium content.

提出对氧化钙含量低的磷矿样，分析中应通过试验确定EGTA溶液的加入范围，以保证MgO测定的准确度。

Principal components :Calcium carbonate,calcium oxide,silicate,cement and additives.

主要成分：碳酸钙、氧化钙、硅酸盐水泥和添加剂。

The experimental results show that there is an optimal temperature for the chlorine capture capacity at about 600℃.

试验结果表明：氧化钙脱除氯化氢的最佳温度为600℃左右。

Clinker compositions were designed and burned at 1350℃, 1400℃, 1450℃ and 1500℃.

设计了18个熟料组成并分别在1350℃，1400℃，1450℃和1500℃下进行煅烧，对所得熟料作游离氧化钙及X射线衍射测试。

Extra-low oxygen steel ; CaO crucible ; vacuum deoxidization ; dynamics

超低氧钢；氧化钙坩埚；真空脱氧；动力学

The powder contains more than 92 % of CaO,and have 320 mL of activation index and 8～10 m 2/g of surface area.

其防潮性可达到冷水浸泡 6 0 min不吸潮溶解，储存期可达一年。氧化钙含量在92 %以上，活性指数可达 32 0 m L以上。

The theoretical content of CaO in limestone accounts for 56%.

石灰石中氧化钙的理论含量占56％。

Latest progress in studies on preparation and applications of calcium peroxide was reviewed.

综述了过氧化钙的制备与应用研究的最新进展。

The titration method by using potassium permanganate was chosen to examine the content of calcium peroxide in the product.

选用高锰酸钾法检测产物中过氧化钙的含量。

Please advise management's expectation on the growth of the selling price and quantity of the quicklime product in the future.

请简要介绍管理层对未来氧化钙产品销售价格和销售量增长的预期。公司回复：无准确预期。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。