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1·Results 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.

结果表明：以石膏和沸石对高铝水泥改性，可配制出耐久性良好、具有微膨胀性的低碱度改性水泥。

2·This paper investigates the stability of medium-alkali glass fibers in different cement matrices such as ordinary Portland cement, high alumina cement and magnesium oxychloride cement.

本文对中碱玻璃纤维在普通硅酸盐水泥、 高铝水泥、氯氧镁水泥等不同水泥基体中的稳定性进行了研究。

3·Extracting alumina from coal refuse, sintering cement clinker directly from residues and circulating waste gas and liquid is a unusual technology for utilization of coal refuse.

从煤矸石中提取氧化铝，并用残渣直接煅烧硅酸盐水泥熟料，同时作废气、废液循环，是煤矸石资源开发利用的新工艺。

4·The companies cut down more than 30% of energy consumption per unit of production of alumina, ethylene and caustic soda, and over 10% for crude-oil processing, electrolytic aluminum and cement.

这些公司从每单位氧化铝，乙烯和烧碱的生产中减少了30%能源消耗，原油加工，电解铝和水泥生产中则减少了10%以上。

5·Objective: Aim of this study was to evaluate the effect of silica coating with sol-gel process on bonding strength between glass infiltrated alumina ceramic and resin luting cement.

目的：探讨利用溶胶凝胶法进行纳米硅涂层表面改性对玻璃渗透氧化铝陶瓷粘结强度的影响。

6·Is the production of cement rotary kiln thermal belt with alumina magnesia spinel bricks, ladle lining brick, ladle castable refractory materials such as the ideal raw material.

是生产水泥回转窑高温带用铝镁尖晶石砖、钢包衬砖、钢包浇注料等耐火材料的理想原料。