查询词典 calcium carbonate

The results indicated that Sendebao and light calcium carbonate mixed at the proportion of 1∶20,1∶15 and 1∶10 could kill 90.96% of pests.

结果表明：森得保与轻质碳酸钙1∶20，1∶15，1∶10配置比例杀虫效果达90.96%以上，其中1∶15配置最适合竹林间大面积防治竹织叶野螟。

The results showed that Sendebao raw dust and light calcium carbonate mixed in the proportion of 1∶20 and 1∶16 in weight were effective and economic,and the control effect reached 91.89 % and 93.63 % respectively.

试验结果表明，用森得保与轻质碳酸钙之比为1∶20，1∶16的配比剂既经济、效果又好，其林间杀虫效果依次为91.89%、93.63%，为大面积防治刚竹毒蛾提供了可靠的依据。

Light calcium carbonate was usually manufactured by chemical process, so its high alkalinity eould not be avoided easily.

由于轻质碳酸钙都是化学法生产，碱度高不易避免，而且轻质碳酸钙的生产原料质量直接影响其碱度。

Its main product is light calcium carbonate with annual output 50000tons.

衢州银河钙业有限公司成立于2002年，占地面积60亩，现有职工45人，主要生产轻质碳酸钙产品，年产量5万吨。

The techology conditions were analyzed such as pH value of slurry,concentration,temperature,amount of bleaching agent,bleaching time in the chemical bleaching process of kaolin and light calcium carbonate.

通过大量的试验和工业生产实践，对化学漂白的影响因素、漂白药剂选择与搭配进行了较深入探讨。

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。

Putty (light density of calcium carbonate ).

48% 补土。复层弹性。透明底漆

Taking light calcium carbonate as an example,in order to make its manufacturers understand the measures——how to enhance the product′s whiteness from theories to practice,this paper fully expatiated on various effecting factors of chemical whitening ,process of chemical whitening ,establishmen.

以轻质碳酸钙为例，为了使生产企业从理论到实践对提高白度的途径有所了解，对化学增白的影响因素、化学增白程序、制定化学增白方案的原则、实验室试验筛选最优方案、工业试验的方法进行了全面阐述，并提出几点行之有效的注意事项，以保证化学增白达到预期效果。

Sodium chloride-common table salt-is the most familiar salt; sodium bicarbonate, silver nitrate, and calcium carbonate are others.

氯化钠是最熟悉的盐；其它熟悉的盐类有碳酸氢钠、硝酸银以及碳酸钙。

ESCA analysis indicates that the surface film for the specimen in prescruber is calcium carbonate,but titanium nitrate for the specimen in heater.

ESCA分析结果得知：在加热器位置中钛生成硝酸盐，在除尘塔位置中钛表面未发现钛化物而有碳酸钙厚膜覆盖。

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。