铬

This paper introduces the preparation methods and application fields of the doped lanthanum chromite material, expounds its performance advantages and study trends in each application field, and analyzes its market prospect.

介绍了掺杂铬酸镧材料的制备方法和应用领域，阐述了铬酸镧材料在各应用领域中的性能优势和研究动向，分析了该材料的市场前景。

Chromium Green is a similar, but a product of Chromium and not for use on the lips

铬绿，是一种类似物，但是一种含铬的产品，不能用在嘴唇上

On the basis of the analysis of depositing agents that were generally used in the process of waste chrome liquor,a new complex depositing agent which is composed of sodium stearate,polyacrylamide and soldium hydroxide with proper proportion was prepared by use of condensation principle of charge effect and polymer absorbed layer.

在分析现行废铬鞣液处理可使用的沉淀剂的基础上，运用电荷效应及高分子吸附层的凝聚作用原理，研究出用硬脂酸钠、聚丙烯酰胺和氢氧化物按一定比例制成复合沉淀剂，用于废铬鞣液处理，效果良好。

In this paper, the detoxication mechanism and technological process of utilization of chromium residue as cement mineralizer were introduced.

介绍了铬渣作水泥矿化剂的解毒原理和工艺处理过程，从理论和实践两个方面阐述了铬渣作水泥矿化剂的可行性。

Either the amount of reduced chromium or the amount of unreacted dichromate can be measured.

还原生成的三价铬的量或未反应的重铬酸钾的量能被测出。

The conclusion of this study was that potassium dichromate has obvious teratogenic effect on Zea mays L.

因此，重铬酸钾对玉米根尖细胞具有明显的致畸效应，在一定范围内可以指示环境中重铬酸钾的污染程度。

Pollution could be reduced by taking advantage of ion-exchange membrane electrolytic method to produce sodium dichromate.

为从源头解决铬盐生产中环境污染的问题，亟需探索清洁高效的重铬酸钠生产技术。

Potassium dichromate was chosen as the pollutant and its initial concentration was 100mgkg^(-1) kaolin.

选用重铬酸钾作为污染物，配制的高岭土的重铬酸钾质量分数为100mgk^(-1)。

Sodium dichromate dihydrate is an inorganic compound containing hexaalent chromium that was used in the NTP studies.

重铬酸钠是NTP在研究中使用的一种含有六价铬的无机化合物。

In the presence of the combination of sulphuric and phosphoric acid, with sodium diphenylamine sulfonate as the indicator, standard solution of potassium dichromate was used to titrate total iron value.

试样以盐酸溶解后，在酸性介质中，先以氯化亚锡将三价铁大部分还原为二价，然后在钨酸钠指示下，再以三氯化钛将剩余的三价铁还原为二价，过量的三氯化钛以重铬酸钾氧化消除干扰，在硫磷混合酸存在下，以二苯胺磺酸钠为指示剂，用重铬酸钾标准溶液滴定全铁量。

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。