通过试验分析确定最佳钢球强化工艺参数及合理的加工工艺，提高钢球各项性能。
Through tests and analyse, the optimum technology parameter in strengthening steel ball, together with the proper process technology, was determined. Various performance indexes were also improved.
再生骨料试验，通过再生骨料与天然骨料的对比，分析了再生骨料的基本性能，并对其进行了强化试验研究。
In the experiment of recycled concrete aggregate, compared with natural aggregate and recycled aggregate, analyzed the basic properties of recycled aggregate, and also made the intensifying test.
通过试验研究，得出利用聚丙烯纤维和硅粉对再生混凝土进行强化，可以明显改善其力学性能，提高其强度；
The intensified test research shows that the utilization of polypropylene fiber and silica fume can obviously improve the recycled concrete's mechanics performance and increase its strength.
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