钙

In this paper, in order to solve the high alkalinity problem caused by low quality raw material, a kind of built low grade polymer at dry powder and solution state respectively was used to reduce the alkalinity of light calcium carbonate.

结果表明：采用该复配低聚物溶液可有效地降低轻钙碱度，提高产品质量并不影响生产工艺难度、复杂度和周期，为降低轻钙碱度提供了新的途径。

Results: Calcium, magnesium biological dressing group is it damage relatively light to organize, death rate low, blood calcium it is light for density to reduce.

结果：钙、镁生物敷料组组织损伤较轻，死亡率低，血钙浓度降低较小。

Muskmelon discs taken at ripening stage were used by different concentrations of calcium nitrate (1, 3, 5 mmol/L) and various time (4, 8, 12, 16, 20, 24 h) in order to investigate related to maturation and consenescence physiological parameters.

为明确钙在调节网纹甜瓜果实成熟衰老中的生理作用，以网纹甜瓜果实圆片为材料，研究了不同浓度硝酸钙(1，3，5 mmol/L)处理4，8，12，16，20和24 h情况下，甜瓜果实成熟衰老相关生理指标的变化。

Through making industrial experiment of zinc nitrate with existing equipments,the industrial experiment s of calcium ammonium nitrate and nitro-composite fertilizer show that the production of a calcium ammonium nitrate and nitro-composite fertilizer exist many problems,and so it is need to improve the process and increase equipments.

通过在现有装置上进行的四硝酸锌工业试验、硝酸铵钙工业试验和硝基复合肥的工业试验研究表明，硝酸铵钙和硝基复合肥的生产都存在许多问题，需要改进现有工艺和增加许多设备。

Calcium sprays were effective ifdone correctly, and our results indicated both calcium nitrate and calciumchloride were effective calcium sources Fig.

我们试验结果显示硝酸钙和氯化钙是十分有效的钙来源。

The higher CaO content in phosphate rocks will affect the nitric acid consumption, the crystallization of calcium nitrate tetrahydrate and its filtering charge, the viscosity of neutralized slurry and product quality.

磷矿中氧化钙含量偏高将影响：硝酸消耗；四水硝酸钙的结晶与过滤负荷；中和料浆粘度与产品质量。

Shenmu coal contains high content of calcium,so the content of calcium oxide in the coal ash is also very high.

神木煤的含钙量较高，使得燃烧后煤灰中氧化钙含量也很高。

The improved method that calcium oxide and magnesium oxide in magnesite are determined by EDTA titrametric method

研究了新显色剂二溴对甲基偶氮磺与钙的反应，建立了直接测定镁砂中钙的光度分析方法。

Both groups also had received similar doses of elemental calcium and calcium-based phosphate binder within the previous 2 years.

这两组病患在过去两年之间也接受相似剂量的元素钙，以及钙离子为主的磷酸盐结合药物。

Free carboxyl group was determined by the wet chemical analysis method, acid-base titration, in this paper.

在几种测定方法—氢氧化钠直接滴定法、氢氧化钠反滴定法、醋酸钙法中，醋酸钙法较好。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。