查询词典 calcium

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。

The incandescent calcium light invent ed by Thomas Drummond in 1816 was first employed in a theatre in 1837 and was widely used by the 1860s.

1816年杜伦孟德发明了钙光灯，1837年首次用于剧场，到19世纪60年代就被广泛采用。

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。

Keywords: Calcium signaling;phytohormone;light;protoplast

中文关键词：钙信使系统；植物激素；光；原生质体

Injecting calcium nitrate into sediments is a new technology of in-situ treatment developed in the late 10 years.

受污染底泥的修复已经成为水环境修复中的重要组成部分，在底泥中注入硝酸钙则是近10多年来发展起来的一种污染底泥原位处理技术。

Therefore, 5 mmol/L calcium nitrate and treated for 12 h could delayed the maturation and consenescence process of muskmelon.

因此，5 mmol/L硝酸钙，并且处理12 h具有较好地减缓网纹甜瓜果实衰老的作用。

At doses less than 200 mg·kg-1, urea and calcium nitrate significantly reduce Cd content in mustard shoot in the range of 13%~29% and 24%~30% respectively.

在≤200 mg·kg-1的施氮水平下， CO(NH2)2和Ca(NO3)2处理能显著降低芥菜地上部Cd含量，降低幅度分别为13%~29%和24%~30%。

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。

Green function defined inphase space differs from one in coordinate space by its struc-ture which exhibits nonlocatity in coordinates and oscillatorybehavior with respect to momenta.

在相空间中定义的Green函数不同于通常坐标空间的Green函数，在结构上显示出对坐标的高度非局域性，而对动量则显示出振荡行为。

The upper front part of a saddle;a saddlebow.

前鞍桥马鞍前面的上部分；前鞍桥