查询词典 cryolite

On a cold February day in 1886, he filled the crucible with a cryolite bath containing alumina and passed an electric current through it.

大学毕业后，霍尔在自己简陋的实验室里学会了如何制氧化铝。

The anti-oxidation and anti-corrosion properties in molten cryolite of Ni-Fe-Cu alloys were studied.

摘 要：对Ni-Fe-Cu合金的抗氧化和耐熔盐腐蚀性能进行了研究。

Crystallization temperature and cryolite ratio are importantparameters in Hall-Heroult for aluminum electrolysis.

电解质初晶温度和电解质分子比是铝电解过程中的重要工艺参数。

Due to large amount impurity in ammonium fluoaluminate which is used as raw material for the production of fluoride salt ,the smooth operation and the quality of cryolite are affected.

用氟化盐生产的原料氟铝酸铵中机械杂质多，影响了车间正常生产和冰晶石产品质量的现状，提出使用弧形筛过滤料浆，除去其中的机械杂质，来解决上述问题的方案，经生产试用，效果良好，取得了很好的经济效益。

Fluorine turns a kind of salt is refine aluminium important and auxiliary material, main product melts aluminium for cryolite and fluorine.

氟化盐是炼铝的一种重要辅助材料，主要产品为冰晶石和氟化铝。

The project is the use of phosphate fertilizer industry by-product sodium aluminate Preparation of cryolite, and by-product of high quality silica products, to resolve a long-term phosphate fertilizer industry beset by-product of environmental pollution a major technical problems, and achieved good economic and social benefits.

该项目是利用磷肥业副产物铝酸钠制取冰晶石，并副产优质的白炭黑产品，解决了长期困绕磷肥业副产环境污染的一大技术难题，取得了良好的经济和社会效益。

This film is deposited on the surface of the glass by evaporating crystals, use of cryolite or magnesium fluoride, in a vacuum

涂敷薄膜时，通常是将玻璃置于真空之中，然后使冰晶石或氟化镁晶体气化，令其沉积于玻璃表面上。

According to the test result,the process of synthesis of cryolite from sodium fluorosilicate by ammonia method and the optimum process parameters are introduced in detail.

根据试验研究结果，详细介绍了氟硅酸钠氨法脱硅、氨化液化学合成制取冰晶石的工艺流程和优惠工艺技术参数，以及在制取过程中应着重注意控制的工艺条件，有效地解决了在以往生产中产品除硅、硫杂质难及产品灼烧失量大等问题。

Our sales fluorite mainly used for industrial smelting, iron smelting, steel and ferro-alloys of flux, slagging agent, production of raw materials for artificial cryolite.

我司销售的萤石主要用于工业冶炼，炼铁、炼钢和铁合金的助熔剂、排渣剂，生产人造冰晶石的原料。

An increase of stirring speed and a decrease of amount of alumina in each addition will shorten the complete dissolution time of alumina in the molten cryolite bath, which can meet the requirement of point feeding in the modern aluminium electrolysis cells.

搅拌速度的提高和氧化铝每次加入量的降低可以缩短氧化铝在熔融电解质中的完全溶解时间，这符合现代铝电解槽点式加料的需要。

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。