The modified grouting cement introduced in this paper is one kind of new grouting material, being made by finely grinding Portland cement and mixed special grouting agent.

改性灌浆水泥是一种由普通硅酸盐水泥掺入特殊的灌浆剂细磨而成的灌浆新材料。

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In the actual system, the grinding wheel of metal binding agent is electrolytically dressed with the determined optimum electrolytic grinding fluid and the satisfied dressing result is obtained.

确定最佳电解磨削液在实际系统中对金属结合剂砂轮进行电解修整得到了较为满意的修整结果。

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The slag grinding fineness, additives of exciting agent, modifier kind and quantity, which influence the dry contractibility and strength of slag cementing material, have been studied.

研究了矿渣的粉磨细度、激发剂的掺量、改性剂的种类与掺量对矿渣胶凝材料的干燥收缩性能及强度的影响。

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