总之在大量的实验基础上，对不同掺量的超细矿渣粉高性能混凝土的强度、体积稳定性、抗冻性等耐久性进行了全面的分析。

In a word, based on plenty of experiment, the intensity, volume stability and freezing-resistance of this new kind of high performanced concrete have been completely analyzed.

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阐述了混凝土冻融破坏的原因、机理，并通过实验验证了硅粉对混凝土抗冻性能的影响。

This paper expounds origin and mechanism of concrete of freezing and thawing destroy. The test result validates that silicon powder have great impact on concrete frost resistance.

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应用真空冻干技术加工脱水蒜片，利用大型设备获得优质大蒜粉生产的最佳工艺参数。

This article expounds on the optimum technological parameters in applying vacuum freeze-drying technology to manufacture dehydrated garlic chips and using giant equipments to produce garlic powder.

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