通过定向凝固液淬试验和金相定量分析，研究了二元ZA2 8.4合金的微观凝固特性。
With directional solidification liquid quenching and definite quantity analysis of metallographic, this paper studied the micro solidification characteristic of ZA28.4 alloy.
利用计算机对金相组织进行定量分析是金相组织分析中一条重要的研究方向。
Quantitative analysis for metallography structure with computer is a important research direction in analysis for metallography structure.
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