双金属复合铸造是提高破碎机锤头整体性能的有效手段。
Bimetal casting technology is the effective way to enhance the service performance of crusher hammers.
与重力铸造相比，该工艺显著地提高了铸件成品率和机械性能，达到以较少的成本生产出较多优质铸件的目标。
As compared with static casting, above mentioned technique can improve yield and mechanical properties of castings significantly and provide sound castings at less cost.
为提高铸造马氏体不锈钢的性能，对其进行了不同温度下的时效处理。
To improve the properties of the casting martensite stainless steels, the aging heat-treatment at different temperature was done.
结果表明，采用复合变质法可大大提高A357合金的力学性能，处理后其能满足该合金砂型铸造的使用要求。
The results show that the compound modification can greatly improve the mechanical properties of the alloy, which can satisfy the demand of A357 alloy sand casting.
指出合理的挤压铸造工艺可细化合金显微组织，提高铸件致密性，改善合金力学性能。
It is pointed out that the rational squeezing casting technology can refine microstructure and improve the component compactness as well as the mechanical properties of alloy.
生产实践表明，这种生产工艺对提高产品性能和质量、改善生产环境等起到了一定作用，可以取代传统的砂型铸造。
Practice indicates that this production process can improve the quality and performance of products and working environment, and it can substitute for conventional sand casting process.
为了提高镁合金的力学性能和铸造性能，试验研究了典型镁合金zm5的各组元对性能的影响，特别研究了添加金属银对性能的改善。
Influence of the alloying elements, especially Ag addition on the properties of typical Mg alloy ZM5 is studied in order to improve mechanical and cast properties of Mg alloy.
激光上釉是通过细化铸造组织、减少偏析及形成高度过饱和固溶体等亚稳定相乃至非晶态而提高了材料的耐磨性、抗氧化性和抗腐蚀性能。
Laser glazing gives potential to enhance wear-resistance by refining grain structure, reducing segregation, producing supersaturation solid solution body and metastable or amorphous phases.
高碳当量灰铸铁具有良好的铸造性能，但提高强度是一个重要研究课题。
Grey cast iron with high carbon equivalent has excellent castability, but? It's? Difficult to get high strength.
试验表明：用挤压铸造工艺取代原有的旧工艺可明显提高制品性能，降低成本，提高生产率，具有明显的经济效益和较大的推广价值。
It shows that the die casting method instead of the old gravity casting method has many advantages such as improving the properties, reducing the cost and increasing the productivity.
但传统铝合金轮毂制造采用的重力铸造、低压铸造等技术已难以满足汽车性能的提高，发展潜力有限。
But traditional manufacturing technology such as gravity casting and die casting technology of low pressure cannot content the development of cars.
实验结果表明，与常规铸造条件相比，喷雾沉积和合金化使材料的阻尼性能提高2．8倍；
The results show that the damping capacity of the deposite is 2. 8 times more than that of the conventional casting ZA27 alloy.
实验结果表明，与常规铸造条件相比，喷雾沉积和合金化使材料的阻尼性能提高2．8倍；
The results show that the damping capacity of the deposite is 2. 8 times more than that of the conventional casting ZA27 alloy.
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