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By access to information,determination methods of alumina are mainly including chrome azurol S method and aluminon method.

经查阅资料,测定的主要方法有铬天青S法和试剂法。

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Benzaldehyde and acetone used as materials,the benzylidene acetone is synthesized in the presence of potassium fluoride on alumina.

以苯甲醛和丙酮为原料,氟钾氧剂合成了苄叉丙酮。

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Modified calcium aluminate as a purifying agent, with two functions both of coagulability and desaltification, can be produced from industrial waste slag from alumina plant.

利用氧厂工业废渣生产的改性酸钙水剂兼有混凝和脱盐两种功能。

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R esults show that the modified cement with good durability, small expansion and low alkality can be made by use of gypsum and zeolite modifying alumina cement.

以石膏和沸石对高水泥改性,可配久性良好、具有微膨胀性的低碱度改性水泥。

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To sum up the effect of chlorion corrosion on the process equipments and index in Bayer process alumina production,and analyse the main reasons of equipments unefficient caused by chlorion corrosion.

综述拜耳法生产氧过程中氯离子对工艺指标及生产设备腐蚀的影响,分析了有氯离子存在时造成设备腐蚀失效的主要原因。

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Yixing tuofeng ceramic Co., Ltd. producing ceramic products of alumina specialized company, all the male genital of Yixing admires the tea plantation to located in pottery in the bank of Tai Hu.

宜兴市拓峰陶瓷有限公司是生产氧陶瓷产品的专业公司,座落在太湖之滨的陶都宜兴市阳羡茶场。

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CNBC全经济分析

Russia's Rusal its largest aluminum producer has three bauxite mines and alumina refinery in the country and Guinea accounts for about 42% of Russell's Rusal’s bauxite production.

俄罗斯最大的生产商俄在该国拥有三个土矿和氧化精炼厂,几内亚约占罗素旗下俄土矿产量的42%。

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绽放的玫瑰(上)

Right in the midst of this half-sad, half-sentimental reverie, she heard a familiar voice behind her say earnestly: " And allophite is the new hydrous silicate of alumina and magnesia, much resembling pseudophite, which Websky found in Silesia" .

就在这种半是悲伤、半是感伤的遐想中,她听到身后一个熟悉的声音恳切地:“石是一种新的氧化和氧化含水硅酸盐,很像韦伯斯基在西里西亚发现的假晶石。”

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