The experimental results show that the compressive strength of preform increases with the increasing of fiber volume fraction and binder mass fraction.
试验结果表明，氧化铝短纤维预制件的抗压强度随着纤维体积分数的升高而升高，随着黏结剂质量分数的提高而升高。
The results show that the binder mass fraction and the impregnation concentration of sulfuric acid have great effect on the activity of the catalyst.
结果表明，粘合剂的质量分数和硫酸浸渍浓度对催化性能有较大影响。
The results show that the binder mass fraction and the impregnation concentration of sulfuric acid have great effect on the activity of the catalyst.
结果表明，粘合剂的质量分数和硫酸浸渍浓度对催化性能有较大影响。
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